con
cent
rate
第三人称
concentrates
现在进行时
concentrating
过去式
concentrated
过去完成时
concentrated
1
集中, 专注于
to focus one's all attention on something specific
- During the exam, it's crucial to concentrate on each question to ensure accurate answers.
在考试期间，集中注意力在每个问题上以确保答案准确是至关重要的。
- She tried to concentrate on her work, despite the distractions in the bustling coffee shop.
尽管在熙熙攘攘的咖啡店里有分心的事情，她还是试图集中精力工作。
- The students were asked to concentrate during the lecture to grasp the complex concepts being explained.
学生们被要求在讲座期间集中注意力，以掌握正在解释的复杂概念。
- She concentrated on solving the math problem, blocking out the background noise in the classroom.
她集中精力解决数学问题，屏蔽了教室里的背景噪音。
- We need to concentrate if we want to finish this project on time and with accuracy.
如果我们想按时且准确地完成这个项目，我们需要集中精力。
2
集中, 专注
to focus all attention, effort, or resources on one central point or goal
及物动词
- She decided to concentrate all her efforts on finishing the project by the deadline.
她决定集中所有精力在截止日期前完成这个项目。
- The lenses concentrate sunlight to create heat for the solar panel.
透镜集中阳光为太阳能电池板产生热量。
- The company is concentrating its marketing budget on reaching younger audiences.
该公司正将其营销预算集中于触达更年轻的受众。
- The spotlight was concentrated on the speaker as they began their presentation.
当演讲者开始演讲时，聚光灯集中在他们身上。
- We need to concentrate our resources on customer service.
我们需要将资源集中在客户服务上。
同义词：
反义词：
3
集中, 总结
to show or present something in a shorter, more focused way
及物动词
- The author concentrated the novel’s themes into a few powerful sentences.
作者将小说的主题浓缩成了几句有力的话。
- The teacher concentrated the lesson into a brief overview for the class.
老师将课程浓缩为班级的简要概述。
- He concentrated his argument into one strong point.
他将他的论点集中在一个强有力的点上。
- She concentrated the main ideas of the book into a concise summary.
她将书中的主要思想浓缩成了一个简洁的摘要。
- The scientist concentrated the results into a single, easy-to-understand chart.
科学家将结果浓缩成一个简单易懂的图表。
4
集中, 聚集
to bring people or things together in one place
及物动词
- The event organizers concentrated all the volunteers in the main hall.
活动组织者将所有志愿者集中在主厅。
- The manager concentrated the team in the conference room for an important meeting.
经理将团队集中在会议室进行重要会议。
- The teacher concentrated the students in the library for the study session.
老师将学生们集中在图书馆进行学习。
- We decided to concentrate the items in one room to make packing easier.
我们决定将物品集中在一个房间里以便于打包。
5
浓缩, 集中
to become stronger or more pure through removal of certain parts or elements
- The solution began to concentrate as the water evaporated.
随着水的蒸发，溶液开始浓缩。
- The mixture will concentrate over time as the chemicals react and remove impurities.
随着化学物质的反应和杂质的去除，混合物会随着时间的推移而浓缩。
- The syrup concentrated as the heat caused the liquid to reduce and thicken.
糖浆浓缩了，因为热量导致液体减少并变稠。
- The oil will concentrate after the unwanted substances are filtered out.
在不需要的物质被过滤掉后，油会浓缩。
- The chemical reaction caused the solution to concentrate, becoming denser.
化学反应导致溶液浓缩，变得更稠密。
6
浓缩, 富集
to separate and remove unwanted materials like rock or sand from ore to make it purer
及物动词
- The miners concentrated the ore by removing the surrounding rock.
矿工们通过去除周围的岩石来浓缩矿石。
- They used a special machine to concentrate the minerals and discard the sand.
他们使用了一台特殊机器来浓缩矿物并丢弃沙子。
- The company concentrated the ore to extract more valuable metals.
该公司浓缩矿石以提取更有价值的金属。
- After the ore was mined, it was concentrated to remove the excess dirt.
矿石开采后，被浓缩以去除多余的泥土。
- The workers concentrated the iron ore by separating the sand and impurities.
工人们通过分离沙子和杂质浓缩了铁矿石。