Quadrupoles
(quadrupole 的复数) [化] 四极
🗣️ 情景例句
By the way,
顺便问一声，
Generally speaking, a contract cannot be changed after it has been signed by both parties.
一般来讲，合同一经双方签订就不得更改。
Excuse me. Can you tell me the way to the Sleeping Beauty Castle?
劳驾，你能告诉我到睡美人城的路吗？