Siriometer
兆(天文单位)
🗣️ 情景例句
Thank you. Yes, actually Mary and I have been planning this for some time.
谢谢。其实玛丽和我已计划了很久。
I asked him to clean it for me, but he wouldn't.
我请他帮我清理，但是他不肯。
He can't take a joke.
他开不得玩笑。