竟敢的英文：
dare

参考例句：

Don't you dare sass me!
你竟敢对我这样无礼!

Don' t you dare sauce me!
你竟敢对我无礼！

How dare you say that to me !
你竟敢对我说这话！

How dare you hang up on me!
你竟敢挂我电话！

Don't you dare stick your tongue out at me!
你竟敢冲我吐舌头!

The cunning and shrewd rascals had the impertinence to defy their superiors and start a rebellion.
这帮刁滑之徒竟敢犯上作乱。

You are extremely audacious to open out a mine!
你竟敢擅自开矿，真是胆大妄为。

How dare you cast aspersions on my wife's character!
你竟敢诽谤我妻子的人格!

`How dare you speak tome like that?' he thundered.
｀你竟敢这样跟我说话?＇他喝道.

She had dared to cast a slur on his character.
她竟敢对他的人品加以诋毁。

dare是什么意思：
v. 敢；敢做；敢冒...的险；无畏于；激（某人做某事）
n. 挑战；挑动

"Dare you ask him ? No , I dare not ."
敢问他吗?不敢。

How dare you to flout at him?
你怎敢嘲弄他？

Don' t you dare sauce me!
你竟敢对我无礼！

One may think that dares not speak
人可思其不敢言者

He performed many daring exploits.
他曾有许多大胆之举。