1、perspective

（尤指受到某种思想、经验影响的）思考方法，态度，观点，角度

He says the death of his father 18 months ago has given him a new perspective on life.

他说18个月前父亲的去世让他对人生有了新的认识。

two different perspectives on the nature of adolescent development...

对青少年成长发育特点的两种不同观点

正确/不正确地看待（或判断）

Remember to keep things in perspective.

记住要客观看待事物。

It helps to put their personal problems into perspective.

这有助于正确看待他们的个人问题。

2、experiment

实验

The astronauts are conducting a series of experiments to learn more about how the body adapts to weightlessness.

那些宇航员正在进行一系列实验，以更多地了解身体如何适应失重状态。

a proposed new law on animal experiments.

有关动物实验的最新法规提案

（用…）做实验

In 1857 Mendel started experimenting with peas in his monastery garden.

1857年，孟德尔开始在修道院的菜园里用豌豆做实验。

The scientists have experimented on the tiny neck arteries of rats.

科学家们已经在老鼠细小的颈动脉上做了实验。

进行试验;试用

if you like cooking and have the time to experiment.

如果你喜欢烹饪而且有时间尝试的话

He believes that students should be encouraged to experiment with bold ideas.

他认为应该鼓励学生们将大胆的观念付诸试验。