Backscattered
反(背)向散射的
🗣️ 情景例句
When people stand together, no one can stop them.
当人们门到一起的时候，就没有人可以阻止他们相互谈论。
It's a shame this restaurant is so expensive.
太遗憾了，这家餐馆太贵了。
I'm sorry, I can't find it. I thought it was in my coat.
对不起，我的票找不到了。我原来以为是放在大衣里。