Simple arithmetic index number
[经] 简单算术指数
🧩 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
but when I received the letter
但是当我收到那封信
She is timid and completely at a loss what to do.
她羞臊得不知所措。
Mrs.Brabante is talking to the manager of the local factory where the crop is processed.
布拉班特太太现在正和负责通心粉加工的当地加工厂的经理交谈。