H2
[医] 氘(音刀), 重氢
🗣️ 情景例句
Who has torn these pages out of the book?
谁撕掉书上的这几页？
You may rest assured that the shipment will be duly delivered.
你们尽可放心，我们会按时交货的。
May I propose that we break for coffee now?
我可以提议休息一下，喝杯咖啡吗？