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He was shattered and too tired to concentrate on schoolwork.他筋疲力尽，累得都无法集中注意力做作业。It was up to him to concentrate on his studies and make something of himself.是否能专心学习并取得一定成就要靠他自己。Most research in the field has concentrated on the effects on children.这一领域的大多数研究都集中在对孩子的影响这一方面。It's hard to concentrate on my homework with the television on. 开着电视我很难集中精力做作业。The company has concentrated on encouraging worker involvement and improving efficiency.公司把重点放在鼓励工人参与、提高工作效率上。We have concentrated on recording the changes taking place in contemporary English.我们已把精力集中于记录当代英语中发生的变化。He concentrates on the bone and muscle of his tale.他集中全力构思故事的结构和内容。Taking away the burden of administration will free teachers to concentrate on teaching.解除教师的行政负担可以让他们有时间集中精力来教学。As I had to concentrate on driving, I had a convenient excuse to dial it all out.因为得集中思想开车，我便有了一个现成的借口，把这件事整个儿抛在脑后。They will concentrate on teaching the basics of reading, writing and arithmetic.他们将集中教授阅读、写作和算术基础知识。All that noise makes it hard to concentrate on the book I'm trying to read.这些噪声让我难以聚精会神地读这本书。The audit will concentrate on the economy and efficiency of production.监察将集中在生产的节约与效率方面。I couldn't concentrate on my work - my mind was on other things.我无法集中精力工作——我的心思在别的事情上。There were so many people talking that I couldn't concentrate on the music.那么多人在说话，我的注意力怎么也集中不到音乐上来。We need to concentrate on this problem.我们需要关注这个问题。We need to concentrate on finding ways to work more efficiently.我们需要集中精力，找到更高效的工作方法。In this way you eliminate the chaff and concentrate on the key areas.这样你可以排除无意义的东西，专注于关键领域。We can forget about the accident now and concentrate on getting on with our lives.我们现在可以不去想这次事故，一心继续过我们的日子了。Could you just concentrate on the job in hand?你能不能集中精力做手头的工作？He wants his ministers to concentrate on implementing policy, not on drawing it up.他希望部长们把注意力放在政策的执行上，而不是政策的制定上。But he kept his head down and concentrated on his studies.但是他埋头苦干，全神贯注于他的研究。I need to concentrate on the task at hand. 我需要专注于手头的工作。This necessarily brief account concentrates on two main areas.这个不得不简短的报道集中描述了两个主要领域。All her efforts were concentrated on reaching the entrance of the mine.她拼尽全力，一心只想着到达矿井入口。Water companies should concentrate on reducing waste instead of building new reservoirs.自来水公司应该集中精力减少水浪费，而不是修建新水库。They should concentrate on rejuvenating the existing vegetation, like grass and shrubs.他们应该侧重于修整现有的绿化植被，比如草和灌木。The builders’ knocking and hammering made it difficult for me to concentrate on my work.建筑工人敲敲打打的声音令我难以集中注意力去工作。Don't let's worry about the details at this stage. Let's concentrate on the essentials.在这个阶段不要考虑细节，让我们把精力集中在最重要的事情上。I didn't sleep very well last night, so I couldn't concentrate on the exam.我昨晚没有睡好，所以考试不能集中注意力。They will concentrate on teaching the basics of reading, writing, and arithmetic.他们会重点教授读、写和算的基本知识。I'd like to move away from the theory now, to concentrate on the practical side of engineering.现在我想把重点从理论转移到工程学的实际应用方面。She couldn't concentrate on a book very long.她不能长时间专心读一本书。A racking headache made him unable to concentrate on his study.折磨人的头痛使他不能全神贯注地学习。She put her disappointment to the back of her mind and concentrated on Dana.她放下失望的心情，把注意力都集中在达纳身上。The earlier tellings of the story have concentrated on the battle.早期讲这一故事的时候总是集中讲那场战役。Teachers have been asked to concentrate on literacy and numeracy.教师们被要求把重点放在培养读写能力和计算能力上。He would then be free to concentrate on developing his business.然后，他就有时间集中精力拓展他的经营业务。Young children have a limited attention span and can't concentrate on one activity for very long.小孩子的注意力持续时间十分有限，不能长时间地专注于一个活动。Seles couldn't concentrate on the game - the photographers were putting her off.塞莱斯无法集中精力比赛，那些摄影师使她分心了。Banks tend to concentrate on short-term lending.银行倾向于专心做短期贷款。 |