It is not within my power to help you.
我是爱莫能助啊。
The work must be completed within a certain time limit.
这项工作必须在一定期限内完成
How do you view your position within the company?
你如何看待你自己在公司中的位置
First try to do something that is within your scope.
你先试着做一件自己力所能及的事。
I came within an ace of dismissing him then .
那时我几乎要把他解雇。
The burning within his chest subsided .
他胸腔中的烧炙感慢慢消失了。
The ship came within range of the guns .
那条船进入火炮的射程之内。
This tumor has gelatinous material within it .
肿瘤内含胶冻样物质。
