Methanal
n. 〈化〉甲醛
🗣️ 情景例句
Hi, Marilyn. I hope it's not too late.
你好， Marilyn， 我希望我来得不算太晚。
Congratulations on your happy new year.
我恭喜你新年快乐。
Is this your umbrella?
这把伞是您的吗？