“敢于挑战”英语怎么说?

face up to challenge 。face up to: 大胆面向 例句与用法: 1。 Old people should face up to the fact that they are no longer young。 老年人应该勇敢地承认和面对不再年轻这一事实。 2。 He must face up to the fact that he is no longer young。 他应该勇於正视自己不再年轻这一事实。 3。 She's finding it difficult to face up to the possibility of an early death。 她面临可能早逝而手足无措。 4。 He won't face up to the face that he is too old for the job。 他年岁太大不宜于这工作,这却不愿面对这一现实。