or、even、ever的意思和用法?

or、even、ever的意思和用法?

or
连接词 conj.
1.或者;还是
Either you or I am to go.
你我之间总有一个人要去.
You may spend two or three days there.
你可以在那里呆上两三天.
2.(用于否定句)也不
Mary never skis or skates.
玛丽从不滑雪,也不溜冰.
3.否则,要不然
Hurry up,or you'll be late.
快点,否则你会迟到的.
4.也就是说,换言之
She studies biochemistry,or the science of life.
她学生物化学,也就是生命科学.
even:
形容词 a.
1.平的,平坦的,平滑的[(+with)]
The road wasn't even.
这条路不平.
2.一致的;同样的;齐的[(+with)]
Her teeth were white and even.
她的牙齿洁白而整齐.
3.对等的;均等的,相等的
The score is now even.
现在得分相等.
4.【数】偶数的[Z]
5.均匀的;平稳的
The car went with an even motion.
汽车行驶平稳.
6.恰好的,整整的
Twelve apples makes an even dozen.
十二个苹果正好一打.
副词 ad.
1.(加强语气)甚至;连
Even Mrs.Smith could not help laughing.
甚至史密斯太太也忍不住笑了起来.
2.(用于比较级前)甚至更,还
This book is even more useful than that.
这本书比那本更加有用.
3.实际上;甚至可以说
He is ready,even eager to go.
他乐意甚至可以说渴望前去.
及物动词 vt.
1.使平坦;弄平
She evened the edges by trimming them.
她把边缘修齐.
2.使相等
Our team evened the score in the last minute.
我们队在最后一分钟将比分拉平.
ever
副词 ad.
1.(多用于疑问句、否定句和表示条件和比较的附属从句)在任何时候;从来;至今
If you ever see George,give him my kind regards.
如果你见到乔治,请代我向他致以亲切的问候.
She was happier than she had ever been.
她比以前任何时候都更高兴.
He is one of the very best men I have ever met.
他是我遇见的最好的人之一.
No such person ever existed.
这样的人从来没有存在过.
Have you ever been to London?
你到过伦敦吗?
2.永远,始终;总是
He is ever ready to help you.
他总是乐意帮助你的.
3.(用于疑问副词或代词之后,加强语气)究竟,到底
Who ever can it be?
那究竟会是谁呢?
What ever put that idea in your head?
到底是什么使你想出那个主意的?
4.【美】【口】(用于加强感叹语气)非常
Was she ever tired!
她累极了!
ever-
前缀 pref.
1.(构成形容词)表示"永远","持续"(如:ever-increasing,ever-present