yo-yoed
['jəujəu]
[ yo-yoed ]
n. 溜溜球(一种玩具)
n. 笨人, 蠢人
adj. 上下起落的
vi. 摇摆不定
例句与用法：
The price of petrol is going up and down like a Yo-Yo.
汽油的价格像悠悠一样忽上忽下。
词形变化：
名词复数: yo-yos |
动词过去式: yo-yoed |
动词过去分词: yo-yoed |
动词现在分词: yo-yoing |
动词第三人称单数: yo-yos |
yo-yoed
名词 yo-yo:
a toy consisting of a spool that is reeled up and down on a string by motions of the hand