Soilbrom
二溴乙烷
🗣️ 情景例句
I sure did.
我的确有。
Everything must have a beginning.
凡是都有起源。
Yes, very hard. Years of hard work, very little food, only a small cold room to live in and never a moment's rest.
是的，境况很不好。多年劳累，食不果腹，斗室寒舍，从无休息。