sour

sour — adjective

1. a quality of food or drink that gives a sharp, tight feeling on your tongue, lik

1.形容詞A2
釋義

a quality of food or drink that gives a sharp, tight feeling on your tongue, like the taste you get from a lemon or from vinegar — the opposite of sweet.

例句

The lemonade was too sour for Nia, so she added a spoonful of sugar.

These pickles have a pleasant sour flavour that goes well with grilled fish.

collocation: sour flavour

同義詞
  • tart

    sharp-tasting but less harsh than sour; often used for fruits like apples or cherries

  • tangy

    pleasantly sharp, with a more positive feeling than sour

  • acidic

    more technical; describes foods with a high acid content

反義詞
  • sweet

    the taste that is the opposite of sour, like sugar or honey

用法筆記

Often paired with 'sweet' as an opposite: 'sweet and sour' is a common pairing in cooking.

常見錯誤

The apple tastes sourly.
The apple tastes sour.
💡'sour' is an adjective, not an adverb, after linking verbs like 'taste.'

2. describes a person who is unfriendly, easily annoyed, or always in a bad mood.

2.形容詞B1
釋義

describes a person who is unfriendly, easily annoyed, or always in a bad mood.

例句

After losing his job, Stefan became sour and stopped talking to his friends.

Tara gave a sour look when her brother interrupted her favourite programme.

phrase: a sour look

同義詞
  • grumpy

    easily annoyed, more informal than sour

  • cross

    mildly angry; common in British English

  • sullen

    silently bad-tempered, showing resentment without speaking

反義詞

常見錯誤

She gave me a sourly glance.
She gave me a sour glance.
💡'sour' modifies the noun 'glance' directly; an adverb is not correct here.

3. describes food or drink that, due to age or lack of proper storage, develops a s

3.形容詞B1
釋義

describes food or drink that, due to age or lack of proper storage, develops a sharp, stale flavour and a bad smell — for example, milk kept past its use-by date.

例句

Heather poured the sour milk down the sink and opened a fresh carton.

collocation: sour milk

The bread had a sour smell, so Constanza threw it in the bin.

同義詞
  • off

    slightly spoiled; common with milk in British English

  • rancid

    strongly spoiled, especially for oils, fats, and nuts

  • curdled

    separated into lumps, of milk or eggs that have gone bad

反義詞
  • fresh

    newly produced or picked, not spoiled

用法筆記

Distinguish from sense 1 (ACIDIC TASTE): sense 1 describes a natural sharp taste in fresh food; sense 3 describes an unwanted change caused by spoilage.

常見錯誤

The fresh milk is sour.
This fresh milk tastes slightly sour naturally.
💡'sour' for spoilage implies the food has gone bad, not that it has a natural acidic taste.

sour — verb

sour — noun