precursor
[pri:'kə:sə]
n.【C】先驱者, 前辈,前兆
例句与用法:
The precursor of the modern car was a horseless carriage with a petrol engine.
现代汽车的前身是不用马拉的,装有汽油发动机的车子。
Opposition by colonists to unfair taxation by the British was a precursor of the Revolution.
殖民地居民对英国不公正税收的反抗预示着革命的到来
British poet considered a precursor of romanticism. His best-known work, The Task(1785), praises rural life and leisure.
科伯,威廉1731-1800英国诗人,被认为是浪漫主义的先锋。他的最杰出的作品任务赞美了农村生活和休闲
n.
前导; 先驱; 前辈; 前兆
precursor
词义辨析:
同义参见:
parent
original
antecedent
leader
ancestor
precursor[pri:'kə:sə; pri-]n.1.■先驱者;先行者;先锋2.■前辈;前任者3.■预兆,先兆4.■(从中产生变化的)产物母体,前身,前体;先质5.■【物理学】初级粒子;前驱波6.■预报器7.■【地质学】前趋波8.■【数学】前趋近义词forerunner
precursorprecursor[pri(:)ˈkə:sə]n.1.■前辈[任], 先驱2.■预兆; 先兆3.■预报器4.■【原物】前驱波; 初极粒子5.■产物母体, 先质, 前体
noun
- a person or thing that comes before another of the same kind; a forerunner
前身;先锋,先驱
a three-stringed precursor of the violin.
小提琴的三弦前身。
[as modifier]precursor cells.
前身细胞。
■a substance from which another is formed, especially by metabolic reaction
(尤指经新陈代谢形成另一种物质的)前体,前质
pepsinogen is the inactive precursor of pepsin.
胃蛋白酶原是胃蛋白酶的无活性前体。
- late Middle English: from Latin praecursor, from praecurs- 'preceded', from praecurrere, from prae 'beforehand' + currere 'to run'
precursor
名词 precursor:
a substance from which another substance is formed (especially by a metabolic reaction)
a person who goes before or announces the coming of another
同义词:forerunner
an indication of the approach of something or someone
同义词:harbinger, forerunner, herald
precursor
■The precursor with 100%mesophase is more suitable for foaming.
100%中间相含量的前驱体相对更适合发泡;
■The precursor with 100% mesophase is more suitable for foaming.
100%中间相含量的前驱体相对更适合发泡;
■More than 50 years ago, France was a founding member of the six-country precursor to the current European Union.
50多年前,法国是现在欧盟的6个先驱创始国之一。
■ARJ21 is seen as the precursor to a jumbo jet.
ARJ21型飞机被看作是大型喷气式飞机的前身。
■CIG precursor film is composed of Cu11In9 matrix phase. Ga exists mainly in solid solution by substituting In.
CIG前驱膜是以Cu11In9为基础相,Ga原子主要是以替代In原子的固溶体形式存在。
■DHEA is a hormone produced mainly by the adrenal gland that acts as a precursor to testosterone and estrogen.
DHEA主要由肾上腺分泌,是睾丸酮及雌激素的前体。
■DMAE is an immediate precursor of choline, an important component of skin cell membranes.
DMAE 是胆碱一个直接前体, 皮肤细胞膜一个重要组分。
■The H2O2 also is a precursor of the highly reactive hydroxyl radical, which participates in wood degradation.
H2O2也是具有高度反应活性的羟基游离基的前体,并参与降解过程。
■IEF analysis also suggested that the polypeptides of pI6.82 and pI8.58 derived from the same glutelin precursor.
IEF分析同时显示2条多肽pI6.82和pI8.58源自同一条谷蛋白前驱体。
■IEF analysis also suggested that the polypeptides of PI6.82 and PI8.58 derived from the same glutolin precursor.
IEF分析同时显示2条多肽PI6。82和PI8。58源自同一条谷蛋白前驱体。
■N acetylcysteine(NAC), a precursor of glutathione, is a thiol antioxidant.
N-乙酰半胱氨酸 ( NAC)为谷胱甘肽的前体 ,是一种含有巯基的抗氧化剂。
■The immediate transcript of a t RNA gene is known as precursor tRNA.
tRNA基因的直接转录物叫做tRNA前体。
■"The precursor strategy will not work because earthquakes are too complicated and too infrequent" and "lack of rigour in Earth sciences".
“前兆战略无法工作,因为地震太复杂和太罕见”以及“地球科学缺乏严格性”。
■As a precursor to our December screenings, we are hosting a series of Chinese independent films at Club Obi Wan!
一直在寻找更多的志愿者来帮助我们翻译,放字幕,聚会场所的助手,更新网站,最重要的是-宣传,宣传,宣传!!!
■A carotenoid, it is a itamin A precursor, which the body conerts into itamin A.
一种类胡萝卜素,是维生素A的前体,在体内可转化成维生素A。
■One side believes that the ancient Egyptians, Greeks, and Romans played a precursor to tennis.
一种说法是关于网球的起源,古埃及,希腊和罗马是网球的发源地。
■No individual may purchase any precursor chemicals in Category I or II.
个人不得购买第一类、第二类易制毒化学品。
■This study provided a precursor of N-propionyl-D-mannosamine for the tumor-associated carbohydrate antigen.
为肿瘤相关糖抗原提供了N-丙酰甘露糖胺前体。
■Major customers: Bank of China, the precursor medicine, Jinling Hotel.
主要客户:中国银行、先声药业、金陵饭店。
■N-acetylcysteine,a precursor of glutathione in cells,is a thiol antioxidant.
乙酰半胱氨酸是细胞内还原性谷胱甘肽的前体,是一种含有巯基的抗氧化剂。
■Thus, the elements would be interconvertible, so this idea was a precursor to alchemy.
从而,元素是可以互相转化的,这样的思想是炼金术的先驱。
■His thoughts of saving country by education demonstrated the epochal and advanced character and served as the precursor of the thoughts in that era.
他的开民智、改革科举教育、加强医学教育和商业教育四个方面的主张,显示出其教育救国思想的时代性、先进性,以及在当时所做的思想先导性贡献。
■His thoughts of saving country by education demonstrated the epochal and advanced character and served a the precursor of the thoughts in that era.
他的开民智、改革科举教育、加强医学教育和商业教育四个方面的主张,显示出其教育救国思想的时代性、先进性,以及在当时所做的思想先导性贡献。
■Left untreated, metabolic syndrome can lead to insulin resistance, a precursor of type 2 diabetes and heart disease.
代谢综合征不经治疗就会产生胰岛素抵抗,此为2型糖尿病和心脏病的发病先兆。
■Trilobal polycarbosilane(PCS) fibers were prepared by melt spinning PCS precursor through Y shaped spinnerret.
以聚碳硅烷(PCS)为原料,经不熔化和烧成制得三叶型碳化硅纤维。
■Trilobal polycarbosilane(PCS) fibers were prepared by melt spinning PCS precursor through Y-shaped spinnerret.
以聚碳硅烷(PCS)为原料,经不熔化和烧成制得三叶型碳化硅纤维。
■I ve learned to interpret the comment "so just how hard can it possibly be to design a useful XML format?" As a precursor to later difficulties.
但我从实践中了解到,“设计一种有用的XML格式能多么难呢?”通常是在以后陷入困境的前奏。
■But whether scientific cooperation can become a precursor for political collaboration is less evident.
但是科学合作是否能成为政治合作的一个先兆,这并不明显。
■But error is often the precursor of what is correct.
但是错误常常是正确的先导。
■You can use this sentence as a precursor to requesting help finding a restroom. .
你可以使用这句话,要求别人帮你找到洗手间。
■Calcium deposits in the coronary arteries are considered a precursor of future heart disease. "It's a very early marker of future risk," she said.
冠状动脉钙化沉积被视为将来心脏病发作的先兆之一。“这是一种预示未来心脏病发作风险的早期表现。”她说。
■Crazing is the invariable precursor of brittle fracture.
出现小裂纹必然是脆性断裂的前兆。
■Children born in the Year of the Dragon are the precursor to change through forgiveness.
出生在龙年的孩子,是透过宽恕而改变的先驱。
■Precursor pyridyl anilines 2 were prepared by Suzuki coupling.
前兆2吡啶备铃木苯胺偶合.
■The precursor strategy will not work because earthquakes are too complicated and too infrequent” and“ lack of rigour in Earth sciences”.
前兆战略无法工作,因为地震太复杂和太罕见”以及“地球科学缺乏严格性”。
■The precursor strategy will not work because earthquakes are too complicated and too infrequent.
前兆战略无法工作,因为地震过于复杂、于罕见。
■The precursor of any of various blood factors necessary for coagulation.
前凝血剂血液凝结所必须的凝血因子的凝血酶原
■The precursor or latent form of a virus that is capable of being integrated into the genetic material of a host cell and being replicated with it.
前病毒一种病毒的母体或潜在形式,能被并入寄主细胞的基因材料,与它一起被复制
■An originator of a line of descent; a precursor.
前辈家族血脉的开始者;先驱。
■An originator of a line of descent;a precursor.
前辈家族血脉的开始者;先驱
■Athlerosclerosis is the main precursor to heart disease, one of the major causes of death in post-menopausal women.
动脉粥样硬化是心脏病的前兆,后者是绝经后妇女的主要死因之一。
■It was found that the disp ersion of MgO was related to the precursor of MgO and had an important effect on the behavior of MgO /HZSM-5cata-lyst.
发现前身物不同MgO在HZSM?5上的分散状态也不同催化剂的活性和选择性与MgO分散状态密切相关.
■Sichuan Art Junior College is the precursor of Sichuan Fine Arts College and Sichuan Academy of Music.
四川省艺术专科学校是四川美术学院和四川音乐学院的前身。
■A better separation process is needed to improve the reproducibility and quality of the mesophase pitch precursor.
因此,需要有一种较好的分离工艺,以便能够保证沥青在分离过程中,分离后的沥青组分再现性和沥青中间前驱体的质量。
■Therefore, the transformation of trade growth mode is viewed as precursor and key has inevitability and feasibility.
因此,将贸易增长方式的转变视为先导和关键有着必然性与可行性。
■The state practices the licensing system to the manufacture, trading and transportation of precursor chemicals.
国家对易制毒化学品的生产、经营、购买、运输实行许可制度。
■The higher dispersion of the Pt/ZrO 2 was got when 0.5% Gum arabic was contained in H 2PtCl 6 precursor.
在所考察的体系中以含 0 .5%阿拉伯胶的H2 PtCl6 为前驱物获得的Pt分散度最高 .
■In the development of nervouse system,many kinds of neurons and glial cells are differentiated from common precursor cells.
在神经系统发育过程中,多种神经元及神经胶质细胞是由共同的前体细胞分化而来的。
■Geochemical study has demonstrated that bitumen exhibits similar composition of organic precursor with crude oil.
地球化学研究表明,沥青和原油有相似的生源组成。
■Exogenously supplied aspartate is not an active precursor of asparagine in plant tissues.
外来供给的天门冬氨酸,在植物组织中并不是一个活跃的天门冬酰胺前体。