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1·It would be foolhardy to sail in weather like this.

这种天气出航就是瞎冒险。《牛津词典》

2·When he tested an early vaccine on himself, some described the act as foolhardy.

当他在自己身上试验还处于初级阶段的疫苗时，有些人说他的行为是莽撞的。《柯林斯英汉双解大词典》

3·The pupils wondered if this foolhardy boy had lost his mind.

学生们怀疑这个莽撞的男孩是不是疯了。

4·Look before you leap. Don't be so foolhardy.

做事要瞻前顾后， 不要这样鲁莽。《新英汉大辞典》

5·Are they fearless or foolhardy?

英勇无畏，还是有勇无谋？

6·Foolhardy and stupid? Not at all.

一定是又笨又傻吧？并不都是。

7·It was foolhardy to have refused.

拒绝是极不明智的。

8·It was a bold, perhaps foolhardy, reaction.

这是一个大胆的(或许有勇无谋的)反应。

9·It was foolhardy to go swimming alone.

独自一人去游泳真是鲁莽。

10·He paid for the foolhardy act with his life.

他为鲁莽的举动付出了生命的代价。

有勇无谋的

1·Yahoo's resistance to a takeover by Microsoft looks foolhardy to some investors and Wall Street analysts.

对于某些投资者和华尔街分析师而言，雅虎拒绝微软的收购看上去有勇无谋。

2·It was a bold, perhaps foolhardy, reaction.

这是一个大胆的(或许有勇无谋的)反应。

3·Are they fearless or foolhardy?

英勇无畏，还是有勇无谋？

4·It would be foolhardy to expect much natural convergence between these economies in order to achieve closer integration.

如果指望这些经济体能自然“融合”从而实现更紧密的一体化，则显得有勇无谋。

5·The enterprise seems foolhardy, and Stewart does not justify it beyond a vague feeling that he wants adventure.

企业似乎有勇无谋，和斯图尔特并不能证明它超出了模糊的感觉，他想冒险。