concentrated

concentrated — 形容詞

1. putting all your mental or physical energy into one goal or activity, without al

1.形容詞B2
釋義

專注的

全力投入單一目標的

putting all your mental or physical energy into one goal or activity, without allowing distractions.

例句

The team made a concentrated effort to repair the bridge before winter arrived.

團隊做出專注的努力，趕在冬天來臨前修好橋樑。

concentrated effort — typical collocation for a focused attempt

Asher sat in concentrated silence while trying to solve the difficult puzzle.

Asher 在解那個困難的謎題時，陷入專注的沉默中。

同義詞
  • 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

反義詞
  • 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

❌She was very concentrate on the test.
✅She was very concentrated on the test.
💡concentrated is the adjective form; concentrate is a verb.
❌He made a concentrate effort.
✅He made a concentrated effort.
💡the adjective needs the -ed suffix.

2. made stronger or more intense by removing some of the water or other liquid that

2.形容詞B2
釋義

濃縮的

去掉水分後濃度增加的

made stronger or more intense by removing some of the water or other liquid that dilutes it.

例句

Add one can of concentrated soup and two cans of water to the pot.

在鍋中加入一罐濃縮湯罐頭和兩罐水。

concentrated [food] — indicates the product needs dilution before use

The bottle of concentrated cleaner lasted six months after being diluted with water.

那瓶濃縮清潔劑加水稀釋後，用了六個月之久。

同義詞
  • strong

    less precise; can also describe flavour, smell, or effect rather than reduced liquid content

  • undiluted

    focuses specifically on the absence of dilution

  • condensed

    often used for milk or other liquids that are thickened by evaporation

反義詞
  • diluted

    weakened by adding water or another liquid

  • weak

    general term for low strength or concentration

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

❌I need to buy concentrated orange.
✅I need to buy concentrated orange juice.
💡the word concentrated by itself does not tell readers what substance is being described.

3. existing in large amounts within a small geographical area or a short period of

3.形容詞B2
釋義

集中的

聚集在同一小範圍內的

existing in large amounts within a small geographical area or a short period of time, rather than being spread out over a wide range.

例句

Most of the country's population is concentrated along the coast in big cities.

該國大部分人口集中居住在沿海的大城市。

concentrated population — large number of people in a small area

The concentrated rainfall over just three hours caused the river to flood.

短短三小時內的集中降雨導致河水氾濫。

concentrated rainfall — heavy precipitation in a short time

同義詞
  • 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

反義詞
  • scattered

    spread out over a wide area with no clear centre

  • dispersed

    separated and distributed over a broad range

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).

常見錯誤

❌The crowd was concentrate near the entrance.
✅The crowd was concentrated near the entrance.
💡the passive form requires the -ed ending.