Backscattering
n. [物]反(向)散射,后向散射
✅ 同义词
🗣️ 情景例句
but you've left out street performance. The mimes.
但你忽略了街头表演。幽默剧演员啦，
who did George marry?
乔治结婚了吗？
I accept that we are equals,
我认为我和他们是平等的。