a state farm的用法和样例：
- The house has fallen into a state of neglect.
- He was in a state of great agitation.
- The garden was in a state of total neglect.
- A state of ambiguity or obscurity.
- A state of uncertainty or perplexity.
- A state of perplexity, confusion, or bewilderment.
a state farm的相关资料：