Trichloroacetone
三氯丙酮
🗣️ 情景例句
That's very nice of you. Where did you get it? It's not a print.
真细心！你从哪儿弄来的？这还不是复制的呢！
Do you have a letter of introduction?
你有介绍信吗？
Thank you. Goodbye.
谢谢。再见。