Dichloroacetylene
[化] 二氯代乙炔
🗣️ 情景例句
I'm not upset at all.
一点也不。
I hope you can have a good time on your trip.
我希望你的旅途有个好的时光。
It was one of the biggest buildings of all time and a lot of people from many countries came to see it.
它是有史以来最高大的建筑物之一，因此，人们从各个国家纷纷前来参观。