Nonsingularity
非奇异性
🗣️ 情景例句
Would you please repeat your offer again?
能否再说一遍您的优惠？
When I had a rest, what were you doing?
当我休息时，你在做什么？
She went into my room and got a big surprise when she saw all those books on the floor.
她走进我的房间，当她看到地板上的那些书时，大吃一惊。