Cepheids
(cepheid 的复数) 造父变星
🗣️ 情景例句
I can't ask him for a raise, I have no experience in negotiation.
我不能叫他给我加薪，我在谈判方面没经验。
I appreciate your helping me.
感谢你的帮助。
The child sobbed sadly.
小孩伤心地抽泣着。