acidic

IPA/əˈsɪdɪk/
KK[əsˈɪdɪk]IPA/əˈsɪdɪk/

acidic — 形容詞

  • acidicpositive
  • more acidiccomparative
  • most acidicsuperlative

1. Describes a liquid, soil, or other substance that has acid in it, or that behave

1.形容詞C1
釋義

酸性的

含有酸、pH值低於7的

Describes a liquid, soil, or other substance that has acid in it, or that behaves like an acid in chemical tests — usually with a pH measurement below 7.

例句

Blueberries grow well in acidic soil with a pH of about 5.

藍莓在pH值約5的酸性土壤裡長得很好。

collocation: acidic soil

Dr. Diego warned the class that lemon juice is highly acidic and can damage tooth enamel.

田中博士提醒全班，檸檬汁酸性很強，會傷害牙齒琺瑯質。

pattern: highly/strongly acidic

常見搭配
  • acidic soil
  • acidic rain
  • acidic solution
  • highly acidic
  • mildly acidic
  • acidic environment
同義詞
  • acid

    used as an adjective in fixed terms (acid rain, acid soil); 'acidic' is preferred for general descriptions

  • acidulous

    rare and formal; mostly literary or technical

反義詞
  • alkaline

    the opposite end of the pH scale (above 7)

  • basic

    scientific synonym of alkaline; common in chemistry classes

  • neutral

    neither acidic nor alkaline; pH around 7

用法筆記

Often modified by degree adverbs such as 'highly', 'strongly', 'mildly', or 'slightly'. Distinguish from sense 2 by context: this sense is about chemical content (pH), while sense 2 is about taste sensation.

常見錯誤

The pH of the lake is 8, so it is acidic.
The pH of the lake is 8, so it is alkaline.
pH below 7 is acidic; pH above 7 is alkaline.
an acid soil' (in a scientific context).
an acidic soil.
when describing the property, use 'acidic'; 'acid' as an adjective is more common in fixed terms like 'acid rain'.

2. Describes a food or drink that has a strong sour, sharp flavour on the tongue —

2.形容詞C1
釋義

酸的；酸澀的

嚐起來又酸又刺激的

Describes a food or drink that has a strong sour, sharp flavour on the tongue — like a lemon, an unripe fruit, or a vinegary sauce.

例句

Esme pulled a face after one sip of the acidic green wine.

瑪雅喝了一口那杯酸澀的青葡萄酒，臉皺了一下。

describing wine flavour

The mango was still green and unpleasantly acidic.

那顆芒果還沒熟，酸得讓人受不了。

常見搭配
  • acidic taste
  • acidic flavour
  • acidic wine
  • acidic fruit
  • too acidic
  • unpleasantly acidic
同義詞
  • sour

    everyday word; less intense and less formal than 'acidic'

  • tart

    pleasantly sharp, often of fruit or pastry

  • sharp

    general; can mean strong-tasting in many ways, not only sour

  • tangy

    positive: a pleasant, lively sourness

反義詞
  • sweet

    the opposite taste; sugar-like

  • mellow

    soft and well-rounded, with no sharp edge

用法筆記

Subject is usually a food, drink, or fruit. Distinguish from sense 1: here the speaker is judging taste, not measuring chemistry. Often paired with 'too' or 'unpleasantly' to suggest the sourness is uncomfortable.

常見錯誤

The candy is acidic and sweet.
The candy is sour and sweet.
for everyday taste, 'sour' is more natural; 'acidic' suggests a sharper, almost chemical sourness.
The orange juice is acid.
The orange juice is acidic.
to describe a sour-sharp taste, the adjective is 'acidic', not 'acid'.

同根字

  • acid
    名詞B2
  • acid
    形容詞B2
  • acidity
    名詞C1
  • acidify
    動詞C2
  • acidification
    名詞C2

常見搭配

名詞搭配

  • acidic soil
  • acidic rain
  • acidic solution
  • acidic taste
  • acidic flavour
  • acidic wine
  • acidic fruit
  • acidic environment

副詞搭配

  • highly acidic
  • strongly acidic
  • mildly acidic
  • slightly acidic
  • unpleasantly acidic

常用片語

  • become acidic
  • turn acidic
  • too acidic