0 to remove dirt from something by rubbing it hard with something rough -- 擦，擦淨；刷，刷掉
1 to search a place or thing very carefully in order to try to find something -- 認真搜索，細查
They are spending their time scouring the class size list for one statistic that is not moving in the right direction.
Many of us have scoured all sources to find such a case, but without success.
No single system is likely to meet the requirements of all scouring companies.
Groups of people are scouring the country conducting interviews so that they can sell estates when the legislation is passed.
I suspect that there was some scouring of past texts to come up with that formula.
I am keen to see an increase in the use of the private finance initiative for the scouring of public projects.
As an export company, we scoured the world for work and had teams working with local people all over the world.
If you scoured the whole county you would not have got a better zoologist and geologist than those two men.
