Deutohydrogen
[医] 氘(音刀), 重氢
🗣️ 情景例句
If you aren't busy today, how about lunch?
如果你今天有空的话，吃一顿午饭如何？
Perhaps you've heard our product's name. Would you like to know more about it?
也许你已听说过我们产品的名称，你想知道更多一点吗？
The sun comes up in the east.
太阳从东方升起。