首先的英文短语怎么写

　　If at first you don't succeed, try, try again.

　　一次不成功就反复尝试。

　　You may find it somewhat overwhelming at first.

　　起初你可能觉得它有些无法抗拒。

　　At first glance the problem seemed easy.

　　乍一看问题似乎很简单。

　　I found the job tiring at first but I soon got used to it.

　　起初我觉得这份工作很累人，但很快就习惯了。

　　The President visited the area to see the devastation at first hand.

　　总统亲临该地区视察受损情况。