come or bring together in a small area
focus (one's attention) on
"the concentrate of contemporary despair"
"Please focus on your studies and not on your hobbies"
"The Russian government centralized the distribution of food"
"condense the contents of a book into a summary"
"These groups concentrate in the inner cities"
"Congress condensed the three-year plan into a six-month plan"
"The sauce should reduce to one cup"
"The cook reduced the sauce by boiling it for a long time"
The different rays concentrated by the lens.
出自： D. Brewster
Here Hannibal..concentrated the forces which had been gathered from such distant countries.
出自： Bosworth Smith
To concentrate over-powering affection exclusively on one other human being.
出自： G. Clare
Fury and hate can concentrate a man's mind to an astonishing degree.
出自： R. Dahl
When the enemy's ships are all concentrated at the entrance to the harbour, it must mean trouble.
The crowds concentrated in the centre of the town near the royal palace.
一群群的人聚集在皇宫附近的市中心。 concentrate sth in sth
Modern industry has been concentrated in a few urban centres.
Industrial development is being concentrated in the South of the country.
The message is concentrated in the last paragraph.
You should concentrate on the road when you're driving.
I can't concentrate on my work when I think of my sick child.
Many firms are concentrating on increasing their markets overseas.
许多公司正在集中精力开拓它们的海外市场。 concentrate sth on sth
We must concentrate our efforts on finding ways to reduce costs.
He concentrated his attention on the question of technology.
If you concentrate all your energies on the study of English, you will master the language.
I tried to concentrate my attention on my English studies.