Soilbrom
二溴乙烷
🗣️ 情景例句
Mr. Malcolm Stewart, and it looks like a personal letter.
Malcolm Stewart先生收 ，而且看来是一封私人信件。
Talk about it tomorrow.
明天在说吧！
My sister is only seven, but she always tells me whether my pictures are good or not.
我的妹妹只有7岁，但她总能说出我的画是好还是坏。