Astrovelocimeter
天体视向速度仪
🗣️ 情景例句
Oh, the bet is still on, but you shop for the groceries.
打赌人仍然有效 ，但你去买菜。
It's only the background color that's not identical.
这仅仅是图案的底色不同而已。
I spent the whole day in my room, but I did not write a single card!
我在房间里关了整整一天。然而竟连一张明信片也没写成！