a pervasive smell of damp的用法和样例：
- Her sweater smells of damp wool.
- Have a smell of this wine; is it all right?
- When it decides to rain, it really chucks it down and this time it continued long enough to make everything smell of damp and begin to grow mould.
- A smell of burnt branches and leaves penetrated the woods.
- Have a smell of this egg and tell me if it's bad.