Smokeshade
大气污染粒子
🗣️ 情景例句
She got a scholarship to Cambridge but dropped out a year later.
她得到了剑桥大学的奖学金，但一年后就退学了。
I had met Stone, too.
我也见过。
Boiling is always a good way of treating water.
烧开一直是水处理的一种好办法。