Mercaptalated
缩硫醛化了的
🗣️ 情景例句
Here's my visa card.
这是我的visa卡。
Learn to say before you sing.
按部就班。
Let's go together then. I'll meet you at the theatre at six-thirty.
到时咱们一块儿去看吧。我六点半在剧院跟你会面。