concentrate的用法和短语例句是什么意思
concentrate有专心;集中;浓缩等意思,concentrate的用法也有许多,下面跟着学习啦小编一起来学习concentrate的用法和短语例句吧,希望对大家的学习有所帮助!
concentrate的用法
concentrate的用法1:concentrate的基本意思是指“吸引到或固定在一个中心之上”,既可指能被聚集、集中的事物,也可指缩聚于一点以增强其力量和强度的物质,强调人的技术、方法或努力程度,引申可指把注意力集中于…之上。
concentrate的用法2:concentrate作“集中”“聚集”解时,可用作不及物动词,也可用作及物动词。其后接at, in等介词,表示“集中在…”,后多接表示地点的名词。
concentrate的用法3:concentrate作“浓缩”解时,是及物动词,接名词或代词作宾语。
concentrate的用法4:concentrate作“专心于”解时,可用作不及物动词,也可用作及物动词,其宾语多为attention, mind, energies, efforts或thoughts等词,宾语后面接介词on,表示“把…集中在…之上”。
concentrate的用法5:有人认为,动词concentrate本身带有“集中精神”或“思想集中”的意思,因此后面不应再有mind, thoughts等一类的词。但实际上, to concentrate one's attention〔mind, thoughts〕等用法都很普通。
concentrate的用法6:concentrate本身就含有自身的含义,所以其后不接反身代词。例如:
我们一定要集中精力。误:We must concentrate ourselves.正:We must concentrate.
concentrate的用法7:concentrate还可用作名词,意为“浓缩物,浓缩液”。
concentrate的常用短语
用作动词 (v.)
concentrate at (v.+prep.)
concentrate in (v.+prep.)
concentrate on (v.+prep.)
concentrate的用法例句
1. 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。
2. We must concentrate our energies on treating addiction first.
我们必须首先集中精力治疗毒瘾。
3. A term in prison will concentrate his mind wonderfully.
一想到要被判刑,他的头脑就会变得非常清醒。
4. 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。
5. The group plans to concentrate on six core businesses.
该集团打算主营6种业务。
6. 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。
7. The medicine always made him feel dopey and unable to concentrate.
那种药物总是让他觉得昏昏沉沉的,无法集中注意力。
8. My throat constricted, so that I had to concentrate on breathing.
我的嗓子发紧,所以我不得不把注意力集中在呼吸上。
9. I am leaving to concentrate on writing fiction.
我辞职是为了专心写小说。
10. Her inability to concentrate could cause an accident.
她无法集中精力可能会导致事故。
11. I can't concentrate with all that noise going on.
吵闹声不绝于耳,我无法集中精神。
12. We need to concentrate on our target audience, namely women aged between 20 and 30.
我们须针对我们的听众对象,即年龄在20到30岁之间的妇女。
13. You should concentrate on the road when you're driving.
开车时注意力应集中在路上.
14. The general decided to concentrate his forces near the capital.
这位将军决定把他的部队集中在首都附近.
15. We must concentrate our efforts on finding ways to reduce costs.
我们要集中精力找出降低成本的办法.
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