Obbo
[美]观测气球
🗣️ 情景例句
and I'm giving some thought to a new book on a different subject.
如今我又开始在构想另一本不同题材的新书。
Please call me before you come.
你来之前请打电话。
Would you like me to demonstrate it for you?
要不要我来为你示范一下？