Nonsingularity
非奇异性
🗣️ 情景例句
You fold the fliers.
你来摺传单。
I'm all washed up.
我都完事了。
When I asked him what he was doing, he smiled guiltily and then put the parcel on the desk.
当我问他正干什么时，他内疚地笑了，然后把那个大包拿到了桌上。