Unilateral diffusion
[计] 单向扩散
🧩 词语组成解析
🗣️ 情景例句
It doesn't take long for most pop icons to become yesterday's news.
大多数偶像明星很快就会成为昨日黄花。
The (or A) beggar may sing before the thief (or footbad).
既是穷光蛋，何虑窃贼偷。
Mr. Smith knew Jack didn't look at the others because he was nervous.
史密斯先生知道杰克不敢看别人是因为紧张。