奉劝的英文：
off an advice

参考例句：

A word of advice may not be amiss here.
在这里奉劝一句大概没什么不妥吧。

I would caution against undue optimism.
我奉劝不要过于乐观.

I would caution against undue optimism
我奉劝不要过於乐观

"To youth I have But words of counsel -- work, work, work"
对青年人,我要奉劝几句话∶工作,工作,再工作

This is why I advise people not to provoke the robber.
这就是为什么我奉劝人们不要激怒劫匪。

off是什么意思：
adv. 掉，下；离开；隔开；切断；停止；；休息；光，完，尽；全部地
prep. 从...离开；从...向下；在...的外面；偏离...；从...分岔；不再从事...；低于...
adj. 关着的；停止流通的；延期的；取消的；不工作的；处于...境况的；萧条的
v.（用于祈使句）走开，滚开；站开
n. 关掉

Is the water on or off?
自来水龙头开着还是关着？

The gilt is off.
幻想破灭了。

to nip off; to cut off; to break
掐断

take off clearance = clearance for take off
起飞许可

They panned off the sand and dirt.
他们用淘金盘淘去砂泥。

advice是什么意思：
n. 劝告，忠告，建议；消息；通知

As it turned out, the advice was bad.
事实证明，这个主意极不高明。

Unpleasant advice is a good medicine
忠言逆耳利于行

Her advices are worth listening .
她的建议值得倾听。

My advice proved to be wrong.
我的意见证明是错的。

Honest advice is unpleasant to the ear
忠言逆耳