我真希望能除掉浴室里的那股臭味。

I wish I could get rid of that ___smell in the bathroom.

公交车上的人都在想那股臭味是从哪里来的。

People who were on the bus wondered where that ___smell came from.

垃圾桶开始散发出一股难闻的气味。

The trash can started to emit a foul ___smell.