Mercaptalated
缩硫醛化了的
🗣️ 情景例句
Richard showed me your photo.
Richard给我看了你的照片。
Youth is a blunder; manhood a struggle, old age a regret.
青年冒失莽撞；成年发奋图强；老年遗憾懊丧。
We're having trouble meeting your shipping schedule.
要如期出货，我们有问题。