Deutohydrogen
[医] 氘(音刀), 重氢
🗣️ 情景例句
At six you're meeting, Mr. Ozawa.
六点钟 ，要会见Ozawa先生。
Relax. You can count on me.
放一百二十个心吧。
We swam and dived off the rocks into the sea.
我们从岩石上跳进海里游泳。