Index definition
[计] 指数定义
🧩 词语组成解析
index
['ɪndɛks]
n. 索引;<数>指数;指示;标志;
vt. 给…编索引;把…编入索引;[经济学]按生活指数调整（工资、价格等）;
vi. [机械学]转位;
in(in)+dex(proclaim)→指针；索引；指数；食指；指标
🗣️ 情景例句
You graduated from engineering school.
你是从工学院毕业的。
His presence in the room was not noticed.
没有人注意到他在房间里。
An old watch, by contrast,
然而一只老掉牙的手表，