Undersampling
採样过疏
🗣️ 情景例句
My visa is multi-entry; it allows me to exit the country and then re-enter, as ofter as I like.
我的签证是往返签证，我可以随便进出这个国家。
Is this your book?
这是你的书吗？
Once he had done this, he had been able to turn on the supply.
一旦他接上了接头，他就能够打开供气阀。