🧩 词语组成解析
is
[ɪz]
vt.& vi. 是（be的三单形式;
n. 存在;
🗣️ 情景例句
Look before you leap.
三思而后行。
I just don't know what to say.
我就是不知道说什么。
In the end, I could not bear it.
最后，我忍不住了，