concentrated
/ˈkɒnsntreɪtɪd/ (bre, ipa) · /ˈkɑːnsntreɪtɪd/ (ame, ipa) · /ˈkän(t)-sən-ˌtrā-təd -ˌsen-/ (ame, mw)
concentrated — adjective
- concentratedpositive
- more concentratedcomparative
- most concentratedsuperlative
1. putting all your mental or physical energy into one goal or activity, without al
putting all your mental or physical energy into one goal or activity, without allowing distractions.
The team made a concentrated effort to repair the bridge before winter arrived.
concentrated effort — typical collocation for a focused attempt
Asher sat in concentrated silence while trying to solve the difficult puzzle.
With concentrated study, Kwame passed the medical exam on his first try.
The surgeon needed hours of concentrated attention during the complex operation.
Nellie made a concentrated attempt to finish the marathon despite the heat.
- focused
more common in everyday speech; suggests active direction of attention
- intense
emphasises the strength or depth of effort, not just the directed nature
- determined
focuses on the will and resolve behind the action
- distracted
describes a person whose attention is pulled in different directions
- unfocused
suggests a lack of clear direction or purpose
文法句型
concentrated + noun (effort, study, work, attention, silence)
be concentrated + on/infinitive
用法筆記
Commonly appears before nouns such as effort, study, work, attention, and silence. When used predicatively with on (e.g. 'She is very concentrated on her project'), focused is more frequent in modern English.
常見錯誤
2. made stronger or more intense by removing some of the water or other liquid that
made stronger or more intense by removing some of the water or other liquid that dilutes it.
Add one can of concentrated soup and two cans of water to the pot.
concentrated [food] — indicates the product needs dilution before use
The bottle of concentrated cleaner lasted six months after being diluted with water.
Chiara prefers concentrated orange juice because it takes up less space in the fridge.
Be careful — concentrated acid can burn your skin if you handle it without gloves.
Linh stirred concentrated tomato paste into the sauce to give it a richer flavour.
文法句型
concentrated + noun (juice, acid, solution, cleaner, paste)
be concentrated + in/into
用法筆記
Often appears on product labels and in recipes to indicate that a substance must be mixed with water or another liquid before use. Can describe household items (cleaners, soaps), food products (juices, soups), and chemicals.
常見錯誤
3. existing in large amounts within a small geographical area or a short period of
existing in large amounts within a small geographical area or a short period of time, rather than being spread out over a wide range.
Most of the country's population is concentrated along the coast in big cities.
concentrated population — large number of people in a small area
The concentrated rainfall over just three hours caused the river to flood.
concentrated rainfall — heavy precipitation in a short time
Kevin noticed a concentrated area of restaurants and shops near the main station.
The company's concentrated investment in solar panels helped it grow very quickly.
Wealth is often concentrated among a small group of people in many countries.
- clustered
more concrete; often used for physical objects or people grouped together
- dense
focuses on how much is packed into the space, not just that it is gathered
- centralised
implies control or organisation from a single point
文法句型
concentrated + noun (population, rainfall, area, wealth, investment)
be concentrated + in/around/within
用法筆記
Frequently used in passive constructions with be and the prepositions in, around, within, or among to describe where something is clustered. The subject is typically abstract (wealth, power, population, investment) or natural (rainfall, wildlife).