a clear idea的用法和样例：
- He has a clear idea of his responsibility.
- Do you get a clear idea of where they are?
- He has a clear idea of his duty.
- We should get a clear idea of the entire scenario of this accident.
- And we still don't have a clear idea what the enemy is up to.
- The first standard is that a good passage must have a clear idea.
a clear idea的相关资料：