第1个回答 2006-12-18
Prevent the happening of the problems from the base.
第2个回答 2006-12-18
completely eliminate the happening of the problem
第3个回答 2006-12-18
prevent it happening from the root
第4个回答 2006-12-18
fundamentally eliminate sth.
第5个回答 2006-12-18
prevent the problems from happening definitely