1.handful of 少数

Only a handful of Americans-or any Westerners, for that matter-have been allowed to go there.
只有很少数的美国人-严格来说应该是西方人--被批准参观过那个地方。

Fortunately, there are a handful of errors that account for a significant proportion of problems, and we've solved them for you.
幸运的是，有少数几个错误占据了这些问题的很大一部分比例，我们已经替你把他们解决了。

2.look up 仰望；查阅

You can have them look up, down or to the camera.
可以让模特向上看，向下看，或者看镜头。

He turned his face to look up at the sky in a carefree manner.
他仰首望着天， 做出一副满不在乎的神气。

3.as if 犹如，好似

I feel as if I had been born again.
我有一种再生之感。

She works hard as if she never knew fatigue.
她工作努力，仿佛从不知疲倦似的。