Defective unit
[经] 不合格部件(元件)
🧩 词语组成解析
defective
[di'fektiv]
adj. 有错误的;有缺陷的，有瑕疵的;[语]变化不全的;智力低于正常的;
n. 身心有缺陷的人;变化不全的词;
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
Dad, growing up means
爸爸， 长大了意味着
When you're learning to drive, having a good teacher makes all the difference.
初学驾驶有好的教师指导，差别很大。
He wore a small black hat, very wide trousers, a moustache and carried a stick that he swung in the air as he walked.
他头戴一顶小黑帽，身穿一条非常宽大的裤子，嘴上留着小胡子，手提着一根他边走边在空中挥舞的手杖。