Ferrofluid
铁磁流体
🗣️ 情景例句
I really have to rush.
我真的得赶快走了。
My home is in the capital.It's a cosmopolitan city.
我的家在首都.它是一个国际性的城市。
that I was a new boy in a huge school, and I would have been very pleased to be regarded as something so interesting as a problem.
我是一所大学里的一名新生，如果我当时真的被看成像一个问题那样有趣，我会感到很得意的。