Backscattering
n. [物]反(向)散射,后向散射
✅ 同义词
🗣️ 情景例句
Yeah, just like I certainly did not expect to buy these gifts at such low prices.
是啊，我怎么也没想到买这些礼物才花了这么点钱。
The chemist discovered a new synthetic material.
化学家发现了新的复合物质。
Perhaps not. It's 6674044.
可能没有。号码是6674044。