Dioxins
n. 二氧（杂）芑( dioxin的复数形式 )
🗣️ 情景例句
Excuse me, but could I ask you a quick question?
对不起，我能问你一个简短的问题吗？
He was so startled that he yelled.
他惊吓得高声喊叫。
No, not any more. It used to be free but now you have to pay to get in.
不，不再免费了。过去是免费，可现在得付钱才能进去呢。