Deuterion
[医] 氘核, 重氢核
🗣️ 情景例句
Then an adult must sign for you.
那就必须有一位成年人来替你签字。
He who imagines that he has knowledge enough has none.
自以为学识丰富的人是没有什么学问的人。
For a few hours, you settle back in a deep armchair to enjoy the flight.
几小时之内，你躺在扶手椅上，享受着旅途的欢乐。