Quadrapole
四极子
🗣️ 情景例句
Will a facial mask help my complexion?
面膜能帮我改善我的面部皮肤状态吗？
Please accept my apology.
请接受我的道歉。
New Zealand is an impotant agricultural country with a small population. In size it is bigger than Guangdong Province, yet has a much smaller population.
新西兰是一个人口很少的重要的农业国。新西兰的面积比广东省大，但人口却少得多。