Decolorizing char(coal)
[化] 脱色炭
🗣️ 情景例句
We're also very glad to have practical business dealings with you.
我们也很高兴能和贵公司建立实质性的业务联系。
Art is long, but lift is short.
人生有涯，而学无涯。
I left a suitcase on the train to London the other day.
几天前我把一只手提箱忘在开往伦敦的火车上了。