Quadripolarity
四极性
🗣️ 情景例句
It's a beautiful day.
今天天气真好。
OK. We have a nonstop flight leaving Kennedy at 9:25.
好的。9点25分有一趟直达班机，从肯尼迪国际机场起飞。
Excuse me. Is there a bookshop near here?
请问，附近有书店吗？