H2
[医] 氘(音刀), 重氢
🗣️ 情景例句
I didn't mean it that way.
事情闹成那样并非我的本意。
Do you have any brothers or sisters?
你有兄弟或姐妹吗？
Macaroni has been grown in this area for over six hundred years.
通心粉在这个地区已经种植了600多年了。