Cohomotopy
[数]上同伦
🗣️ 情景例句
Can I give you a ride home?
我能送你回家吗？
You cannot make a silk purse out of a sow's ear.
猪耳朵做不成丝钱包；巧妇难为无米之炊。
Good evening, Uncle Wang!
王叔叔，晚上好！