Index variable
其它 Other[计] 下标变量
🧩 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
Goodbye, thanks for inviting me. I had a lovely time.
再见，谢谢您的邀请。我度过了一段美妙的时光。
But last year we had a big one.
但去年下了大雪。
The curtain went up on the final act of the play and revealed the aristocrat sitting alone behind bars in his dark cell.
大幕拉开，最后一幕戏开演，贵族独自一人坐在铁窗后阴暗的牢房里。