We have changed the course to make it more challenging.我们改了课程以使其更具挑战性。He left a note at the scene of the crime, challenging detectives to catch him...他在犯罪现场留了个条儿，向警探挑衅。I'm ready to do all those things which are more...
Many enjoy the mental stimulation of a challenging job.很多人喜欢富有挑战性的工作所带来的强烈的精神刺激。Weber is challenging his audience to question their own beliefs.韦伯正要求观众们反思质疑各自的信仰。Try tennis, badminton or windsurfing. In short, anything c...
这辆汽车的外壳给人的感觉异常坚固。The solid feel of the car's shell is impressive.这款随身听的外壳是防水的。The personal stereo has a water-resistant outer case.这类甲虫有坚硬的外壳.This kind of beetles have hard shell....