词汇精选：complication的用法和辨析
一、详细释义：n.复杂，错杂，纠纷；复杂化；混乱 [U,C]例句：The age difference was a complication to the relationship.年龄差异使得双方交往更加困难。例句：An added complication...
词汇精选：traffic的用法和辨析
一、详细释义：n.交通 [U]例句：We allowed an extra hour to make the trip in case the traffic was heavy.我们的行程酌增了一小时，以防万一交通拥挤。例句：Most of the import...
词汇精选：major的用法和辨析
一、详细释义：adj.较大的，较多的例句：Whenever possible, give major parties for coworkers at another location.如果可能的话最好还是另找一个地方举办较大的同事聚会。 例...
词汇精选：vary的用法和辨析
一、详细释义：v.改变；变化；使多样化 [I,T]例句：Science should always try to use euclidean geometry and vary the laws of physics where necessary.科学应该永远试用欧几里...
词汇精选：opportunity的用法和辨析
一、详细释义：n.机会，良机 [U,C]例句：It was a rare opportunity to rub shoulders with the rich and famous.这是个与富翁名人来往的良机。例句：Soon he had an opportunity o...
词汇精选：shrewd的用法和辨析
一、详细释义：adj.精明的，机灵的，敏锐的，有眼光的例句：He was a shrewd businessman. He knew which side his bread was buttered on.他是一个精明的商人，深知自己的利益所在。例...
词汇精选：break的用法和辨析
一、详细释义：n.破裂，破裂处 [C]例句：I will watch over you to the break of day.我将守候着你，直至晨光初露。例句：It has caused a bad break to Gabriella's leg.这导致加布...
词汇精选：interval的用法和辨析
一、详细释义：n.间隔；间距例句：The process is repeated after a short interval of time. 该程序间隔很短时间就重复一次。 例句：The tropical year is the interval between t...
词汇精选：annoy的用法和辨析
一、详细释义：v.惹恼，打搅，干扰，使生气，使不耐烦，使烦恼 [I,T]例句：Please don't annoy me.请不要打搅我。 例句：Don't let anybody annoy me when I am talking with the governor....
词汇精选：bar的用法和辨析
一、详细释义：n.条，棒，杆 [C]例句：Here is a bar of soap.这儿有一条肥皂。例句：He bent the bar into the right shape.他把棒弯成合适的形状。栅栏；障碍物，障碍 [C]例句：There's a...
词汇精选：in front of的用法和辨析
一、详细释义：phr.在…前面，当着…的面例句：She bawled at him in front of everyone. 她当着大家的面冲他大喊大叫。 例句：I didn't want to humiliate her in front of her co...
词汇精选：beautiful的用法和辨析
一、详细释义：adj.漂亮的，美丽的例句：Make-up is required to be not only beautiful but also tasteful.打扮不仅要漂亮，更要得体。例句：All the evening dresses were beautifu...
词汇精选：participate的用法和辨析
一、详细释义：v.参加，参与 [I]例句：They have consented to participate in the forthcoming Beijing Tennis Open Tournament.他们已同意参加即将举行的北京网球公开赛。例句：2...
词汇精选：astronaut的用法和辨析
一、详细释义：n.[C]宇航员；太空人例句：Neil Armstrong is the first astronaut to walk on the moon.尼尔·阿姆斯特朗是第一位在月球漫步的宇航员。例句：An astronaut can send...
词汇精选：assume的用法和辨析
一、详细释义：v.假定；臆断 [T]例句：You assume his innocence before hearing the evidence against him.在未听到对他不利的证言之前，你假定他是无罪的。例句：I assume that it...
词汇精选：since的用法和辨析
一、详细释义：adv.此后；后来例句：About six thousand people were arrested, several hundred of whom have since been released.约6,000 人被捕，后来其中的几百人又被释放了。...
词汇精选：acclaim的用法和辨析
一、详细释义：n.欢呼，喝彩；称赞 [U]例句：Every four years such acclaim would echo.这种欢呼，每四年都会来一次。例句：His achievements earned him the acclaim of the scientif...
词汇精选：animal的用法和辨析
一、详细释义：adj.动物的，野兽的例句：Try to cut down on the amount of animal fats you eat.尽量减少你食用的动物脂肪的量。例句：The clean water animal association tends...
词汇精选：entertain的用法和辨析
一、详细释义：v.招待，款待 [I,T]例句：Before she grew old, aunt Harriet used to entertain lavishly.哈丽特姑妈年轻时，喜欢大摆宴席，招待宾客。例句：I like to entertain frien...
词汇精选：character的用法和辨析
一、详细释义：n.性格，品质例句：A man's face may tell a great deal about his character.人的面貌充分反映其性格。例句：A great man can dominate others by force of charact...
词汇精选：let的用法和辨析
一、详细释义：n.擦网球例句：I remember when you played a netball on your first serve, and a let on your second.我记得在你第一次落网，而第二次发了擦网球， 例句：If you hit...
词汇精选：permit的用法和辨析
一、详细释义：n.英[ˈpɜːmɪt]；美[ˈpɜrˌmɪt]许可证；执照；授权 [C]例句：Won't they ask for an exit permit? 他们不是还要查验出境许可证吗？例句：If he had a permit he coul...
词汇精选：bargain的用法和辨析
一、详细释义：n.特价商品，廉价货，便宜货 [C]例句：She has a flair for bargain.她有识别便宜货的眼光。例句：One of the difficult tasks in this world is to convince a woman...
词汇精选：frightful的用法和辨析
一、详细释义：adj.可怕的，惊人的；讨厌的，丑恶的例句：And that I durst to believe there was nothing in this cave that was more frightful than my self.而且，我敢相信，在这洞里...
词汇精选：aeroplane的用法和辨析
一、详细释义：n.飞机 [C]例句：His father built him a model aeroplane.他父亲给他做了一架模型飞机。例句：The aeroplane takes off at 10:45飞机十点四十五分起飞。二、词义...