H2
[医] 氘(音刀), 重氢
🗣️ 情景例句
I'm glad for the dog.
我真替那只狗高兴。
Proverbs are short sentences drawn from long experience.
谚语言短简，得自老经验。
Without it, nothing could ever be brought to a conclusion; everything would be in state of chaos.
不准时将一事无成，事事都会陷入混乱不堪的境地。