He was frustrated by his inability to wave down a taxi.连一辆出租车都打不到，他很沮丧。When things go wrong, all of us naturally feel disappointed and frustrated.出问题时，我们大家自然都感到失望和沮丧。He often appeared angry and frustrated by the intransi...
Behind his cool exterior lurks a reckless and frustrated person.在冷酷的外表背后，他是一个鲁莽又不得志的人。He was frustrated by deep poverty.他因赤贫而灰心丧气。Children can get frustrated when they are unable to achieve realism in their drawings.如果孩子...
The electromagnetic spectrum covers an enormous range of frequencies and energies.电磁波谱包括极大的频率和能量范围.Television systems, which transmit 30 picture frames per second, must operate on a broad electromagnetic spectrum.每秒传输30幅...
The stowaway masqueraded as a crew member.偷渡者假扮成乘务员.The crew discovered the stowaway about two days into their voyage.船员在开船约两天后发现了那名偷乘者。Airlines took the view that stowaway incidents should not happen.航空公司认为偷乘飞机这样的事是不应该发...