Nulhomotopic
[数]零伦的
🗣️ 情景例句
He bites off more than he can chew.
贪多嚼不烂。
What do you want to be when you grow on?
当你长大以后，你想做什么？
Are you free later today, Mr. Green?
您今天晚些时候有空吗，格林先生？