Quadrapole
四极子
🗣️ 情景例句
I hope that he will succeed.
我希望他会成功。
Her husband doesn't think she should continue working after the baby is born.
她的丈夫认为女人生了孩子就不应该再继续出去工作了。
The ship is going under the bridge.
那船正从桥下驶过。