Resulfurize
再硫化; 再用硫处理
🗣️ 情景例句
She was still beautiful at the age of forty.
她活到四十岁仍然很美。
Cheer up!
高兴起来!振作起来!
Why does aperson standing in a bus or train tend to fall when a sudden start is made?
一个人站在公共汽车或火车上，当车突然开动时，他为什么会倾倒呢？