Deutohydrogen
[医] 氘(音刀), 重氢
🗣️ 情景例句
I would like a room on the 5th floor.
我想在五楼要一个房间。
Whoever said that is a liar.
无论谁说的，都是谎言。
He has been able to tell us more about active volcanoes than any man alive.
他能告诉我们的有关活火山的情况比任何在世的人都要多。