Jacobian
[计] 雅可比
🗣️ 情景例句
Very nice to meet you.
很乐意见到你。
Oh. I don't know. Whenever.
噢，我不知道，无论什么时候离开。
Collecting as a serous hobby is quite different and has many advantages.
作为一种严肃的业余爱好的收藏活动完全是另外一回事，它具有许多益处。