Methonium
三甲季铵
🗣️ 情景例句
OK. You go out and get a drink of water at the fountain.
好。你出去在饮水机那儿喝点水吧。
An idle youth, a needy age.
少壮不努力，老大徒伤悲。
Nice to meet you.
很高兴见到你。