D2o
[医] 氧化氘, 重水
🗣️ 情景例句
Well, it's hard work.
嗯 这种工作很辛苦。
Would you mind calling back sometime tomorrow?
你介意明天某时打电话回来吗？
There's a label on the handle with my name and address on it.
箱把上有一标签，上面写着我的姓名和住址。