Polluting
v. 污染；玷污（pollute的ing形式）
✅ 同义词
🗣️ 情景例句
I did not notice it until yesterday.
我一直到昨天才注意到它。
He has a ring.
他有一只戒指。
As a reasonable guess, they might, on an average, be 100 light years away.
据合理推算，外星人离我们平均距离也有100光年之远