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laboriousness
n. 艰巨(勤劳)
例句与用法：
He traced his signature laboriously.
他吃力地签上自己的名字。
词形变化：
副词: laboriously | 名词: laboriousness |
同义词：
hand | worker | manual worker | blue-collar worker | workhand | drudge | employee | slave | navvy | peasant | jack | labourer |
反义词：
capitalist |
名词 laboriousness:
the quality of requiring extended effort
同义词：operoseness, toilsomeness
■Mi devos labori.
- 我将须工作.
■Por akiri tion, vi devas mem labori.
为了得到它，你必须自己干。
■Duo to the drawbacks of the difficulty, unsafety, low efficiency and laboriousness in assembling and disassembling a certain gun family magazine drum coil spring.
摘要针对某型枪族弹鼓涡簧的装卸操作难度大、安全系数小、劳动强度高和工作效率低等雈难题。