Backscatter
[计] 反向散射
✅ 同义词
🗣️ 情景例句
He's upset over the fact that he wasn't promoted this year.
他对今年没有升迁感到恼怒。
I'm afraid you will be too busy.
我怕你会太忙。
Would you like to go to a party with me?
你想不想和我一起去参加一个聚会？