Radial velocity
[化] 径向速度
🧩 词语组成解析
🗣️ 情景例句
When he came to the States five years ago, he had only forty dollars in his pocket.
五年前他来美国时，口袋里只有40美元。
Thank you for meeting me.
谢谢你来见我。
Yes, I love doing comedies.
是的，我喜欢导演喜剧。