Indexed variable
[计] 下标变量
🧩 词语组成解析
a. 编入索引的；有索引的
🗣️ 情景例句
I have to sign copies of my book for a lot of people
我还必须为许多人在我的书上签名
How much would you like to remit?
您想汇多少钱？
It is fairly clear that sleeping period must have some function,
很清楚，睡眠必然具有某种作用。