Three index symbol
[计] 三下标符号
🧩 词语组成解析
three
[θri]
num. 三;三个;第三（章，页等）;
n. 三岁;三个人[东西];三，三个;
adj. 三的;三个的;
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
part of the building for younger people.
另一部分给年轻人用。
Strong packing will protect the goods from any possible damage during transit.
坚固的包装可以防止货物在运输途中受到任何损失。
Mainframe computers were very large indeed, often occupying whole air-conditioned rooms,
计算机主机确实很大，常常占据了装有空调的多间房间，