1、exactly

精确地;确切地;正好

Each corner had a guard tower, each of which was exactly ten meters in height.

每个角落都有一座警戒塔，每座警戒塔正好10米高。

Agnew's car pulled into the driveway at exactly five o'clock.

阿格纽的车在5点整驶入了车道。

根本不；决不

This was not exactly what I wanted to hear.

这根本不是我想听到的。

Sailing is not exactly cheap.

帆船运动根本就不便宜。

（用于问句中，表示不赞成）到底，具体

What exactly do you mean?

你到底什么意思?

Exactly what are you looking for?

你到底在找什么？

2、strength

体力;力气;力量

She has always been encouraged to swim to build up the strength of her muscles.

一直有人鼓励她去游泳以强健体魄。

He threw it forward with all his strength.

他使尽全力把它扔向前方。

(面对困境的)信心，勇气

Something gave me the strength to overcome the difficulty.

有些事给了我克服困难的勇气。

His strength is an inspiration to me in my life.

他的自信是对我人生的一种鼓舞。