Peltogen
一种浮选剂
🗣️ 情景例句
We were all sorry when we heard that your brother had had an accident.
我对你弟弟的意外感到遗憾。
It is a small flock that has not a black sheep.
家家难免有败类。
You must cut off one pound of flesh, no more, no less. And not one drop of blood must fall.
你必须割下整一磅肉，不准多也不准少。而且不准流一滴血。