applicable a.能应用的
apposite adj. 适当的，恰切的.
apprehensive adj. 恐惧的，担心的
approachable adj. 可接近的，随和的
appropriate a.适当的，恰当的
arbitrary a.随心所欲的；专断的
arcane adj. 神秘的，秘密的
扩展资料
例句：
People are still terribly apprehensive about the future.
人们对于将来仍然非常担心。
She was apprehensive about her sons safety.
她很担心儿子的安全。
The book was written in a style appropriate to the age of the children.
这本书的文体适合儿童阅读。
Jeans are not appropriate for a formal party.
正式聚会上穿牛仔裤不合适。
he has access to all manner of arcane knowledge that even I do not.
她知道各种神秘的知识，很多我都没听说过。
