Tetrachlorocyclopentadiene
四氯环戊二烯
🗣️ 情景例句
He actually took me to meet his foreman.
事实上他带着我去见他的工头。
After eating breakfast,I go back upstairs again.
在吃早餐以后，我再回楼上。
What happened next?
跟着发生了什么事？