Backscattering
n. [物]反(向)散射,后向散射
✅ 同义词
🗣️ 情景例句
that does his major accounting work
承办他主要会计工作的那家公司
That's very nice of you. I guess I could use some help.
谢谢你的好意。我想我可能要一点帮助。
I have had several conversations with him.
我已经和他谈过几次了。