Methanal
n. 〈化〉甲醛
🗣️ 情景例句
Show some courtesy or I shall cease dealing with your company.
请客气些，否则我将停止与你们公司打交道。
He is feeling the surface.
他在触摸着表面。
Everybody here is busy getting ready for it and buying Christmas presents.
这里的每一个人都在忙于为圣诞节做准备和忙于购买圣诞节礼物。