Dithioacid
二硫代羧酸, 荒酸
🗣️ 情景例句
thank you very much.
十分感激你。
I like to go to the movies when I feel in the mood for it.
我兴致高时喜欢看电影。
You'd better let her alone.
你们最好是让她一个人呆会儿。