employ
vt．雇傭
You must employ someone to oversee the project. 你必須雇一個人監督這一工程。
vt．使用
Different artists employ different painting techniques. 不同的畫家會使用不同的繪畫技巧。
evolve
v.（使）逐步形成
He has evolved a new theory after many years of research. 他經過多年的研究，逐漸形成了新的理論。
v．發展
In marriage, if women do not evolve, men definitely will change. 婚姻中，如果女人不進步，男人一定會變心。
v．進化
Why did humans evolve to walk upright?人類為何進化到直立行走的姿態？
exercise
n./v．練習，鍛煉
I suggest you go on a diet and take more exercise. 我建議你節食並多做運動。
v．使用
You should learn how to exercise self-control. 你要學會運用自製力。
You can exercise your right as a citizen. 你可以行使公民權利。
exert
vt．盡力；施加（壓力等）；產生（影響等）
You have to exert more efforts if you want to catch up with your classmates. 你要想趕上你的同學的話就得多花些功夫。
His teachings still exert a strong influence. 他的教導仍產生著巨大影響。
vt．運用
Do not exert yourself unnecessarily. 不要做無謂的努力。
exploit
vt．充分利用
You must exploit all your spare time to learn English. 你必須利用一切空閑時間來學習
英語。
vt．剝削，壓榨
The capitalists exploit the workers in order to maximize profits. 資本家剝削工人是為了使利潤最大化。
n．功績
Great men are remembered for their notable exploits. 偉人們因其豐功偉績而被世人銘記。
The daring exploits of the soldiers were much admired. 戰士們的英勇事跡令人讚歎不已。
field
n．土地
Many farmers are working in the fields. 許多農民在田裏幹活。
n．戰場
We never defeated them on the field of battle. 我們從未在戰場上打敗過他們。
n．領域
He has become famous in his own field. 他在自己的領域裏已經出名了。