Zeolox
分析纯级分子筛
🗣️ 情景例句
I was very sad indeed to hear about it.
听了这件事，我的确非常难过。
They cannot help but be grieved by the death of a friend.
眼见朋友死亡，自己却无能为力，他们感到深深的悲哀。
This time he was barking so that someone would let him out! Since then, he has developed another bad habit.
这次它叫着让人把它放出去！从那以后，它养成了另外一种坏习惯。