Thioformaldehyde
硫甲醛, 三聚甲硫醛
🗣️ 情景例句
Oh, thanks. I'll be there. Where will it be?
哦，谢谢，我一定出席。在哪里举行。
What's the best price you're prepared to offer for your product?
你们的产品最优惠的价格是多少呢？
No. Why?
不知道。怎么回事？