To misquote Woody Allen, those who can't do, teach;those who can't teach, run the schools.

好•艾伦（WoodyAllen）的名：干不了事的去教书，教不了书的就去管理学校吧。

Hypanthium obconic, ca. 2.5 mm, apical part ampliate.

托杯倒圆锥形，大约2.5毫米，顶部膨大。

We can't assume anything in this case.

在这种情况下们不可能做出假设。

Tom can't persuade himself of my sincerity.

汤姆始终无法说服自己相信的诚实。

I can't type as rapidly as you.

打字打得没你那么快。

A nark cant keep something in dark.

一个告密者是不会守秘密的。

I can't see into the future.

无法预见未。

I can’t write with this pencil stub.

无法用这根铅笔头写字。

I can't get any purchase on it.

找不到一点门路。

You can't make personal abuse on her.

你不可对她进行人身攻击。

You can't obtain my consent by force.

你不能强迫同意。

I can't convey my feelings in words.

无法用语表达的情感。

I can't go into details with you.

无法与你细谈。

You can't just disregard the security problem!

你可不能忽视安全问题。

I can't fathom what you really meant.

不能领会你的真正用意。

I can't imagine what he looks like.

想象不出他是什么长相。

I can't support your jealousy any longer.

再也无法忍受你的嫉妒了。

I can't see any harm in it.

看不出有什么坏处。

A hive can't exist without a queen.

蜂房不可无蜂王。

I can’t claim infallibility for this method.

不敢说这方法绝对有效。