可有可无意味着：可有可无。是否可有并不重要。曾经有很多人或事我们关心。现在，随着我们年龄的增长，我们突然觉得很多事情开始变得可有可无！那么你知道如何用英语说“可有可无”吗？让我们向小航学习！

    1. 可有可无 英文怎么说？

    one can take it or leave it “可有可无，

    无所谓，无偏好，不喜欢也不讨厌”

    或者说one can take them or leave them

    英语解释为to neither like nor dislike something。

    例

    I've never been a huge fan of eggs.

    I mean, I could always just take them or leave them.

    我向来对鸡蛋不感冒，

    既不喜欢，也说不上讨厌。

    Sheldon: Do you like Raisinets?

    你喜欢巧克力葡萄干吗？

    Stuart: I can take them or leave them.

    不喜欢也不讨厌。《生活大爆炸》

    还有一些短语可以表达这个意思：

    not essential；not indispensable；

    may or may not be needed；

    be as well without it as with it；

    Money is not essential to happiness.

    金钱对于幸福并非必不可少。

    You have to make each player feel equally useful, but not indispensable.

    你必须使每一个运动员都感到是同等的重要，而不是不可或缺的。

    2. 使某人心力交瘁 take a lot out of sb.

    take a lot out of sb. “使某人筋疲力尽，

    使某人心力交瘁”

    英语解释为to cause one a great amount ，

    of mental or physical exhaustion。

    也可以说take it out of you

    例

    The final exams really took a lot out of him.

    期末考试让他心力交瘁。

    These domestic chores took it out of her mother.

    这些家务活让她妈妈筋疲力尽。

    3. 吃惊 be taken aback

    be taken aback “吃惊”

    英语解释为to be very surprised about something。

    例

    Joseph was completely taken aback by what he said.

    约瑟夫对他说的话很吃惊。

    I must admit that I was taken aback.

    我必须得承认我被惊到了。