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acid 中文

EN[ˈæs.ɪd]
US
酸, 酸的, 酸性的
  • 酸(有时用“HA”表示)的传统定义是当溶解在水中时,溶液中氢离子的浓度大于纯水中氢离子浓度的化合物。换句话说,酸性溶液的pH值小于水的pH值(25℃时为水的pH值是7)。酸一般呈酸味,但是品尝酸(尤其是高浓度的酸)是非常危险的。酸可以和碱发生中和作用,生成水和盐。
  • 氫氯酸,硫酸和硝酸都被稱為礦酸,因為它們從前都是透過礦物製得的。
  • 濃酸具腐蝕性,而稀酸則具刺激性(注意:稀氫氟酸也具有腐蝕玻璃的能力)。
EN ACID
acid
acid

    Definition of acid in English Dictionary

  • 名词 (Noun)PLacids
    1. A sour substance.
      1. (chemistry) Any of several classes of compound having the following properties:-.
        1. SLA lysergic acid diethylamide (LSD).
        2. 形容词 (Adjective)COMmore acidSUPmost acid
          1. Sour, sharp, or biting to the taste; tart; having the taste of vinegar.
            1. acid fruits or liquors
          2. (figuratively) Sour-tempered.
            1. Of or pertaining to an acid; acidic.
              1. (music) Denoting a musical genre that is a distortion (as if hallucinogenic) of an existing genre, as in acid house, acid jazz, acid rock.
              2. 更多范例
                1. 用于句中
                  • Glutamine is first catabolyzed to glutamate and than to generate a-ketoglutarate, a tricarboxylic acid (TCA) cycle intermediate.
                  • Compared with control animals, in rabbits treated with acetylsalicylic acid for 14 days small discontinuities were observed in glycocalix, and epithelium was disorganized and slightly vacuolized.
                  • Results show significant decrease in dansylglycine fluorescence (in HSA-Dansylglycine complex)with increasing concentrations of 4-PBA and Palmitic acid (Fig 4 ).
                2. 用于句尾
                  • The fixed larvae were dissociated into fine pieces by pippetting in 50% acetic acid.
                  • Chromosome preparations were made following standard procedures including a 3.5 hours colcemid treatment, hypotonization, and fixation in 3: 1 methanol:acetic acid.
                  • He strangled his wife and dissolved the body in acid.
              • 词类阶层 (Part-of-Speech Hierarchy)
                1. 形容词
                  • 名词
                    • 可数名词
                      • 单数形态
                        • 不可数名词
                    相关连结:
                    1. en acids
                    2. en acidity
                    3. en acidly
                    4. en acidulous
                    5. en acidic
                    资料来源: 维基词典

                    Meaning of acid for the defined word.

                    在语法上,这个单字"acid"是一个形容词。它同时也是一个名词,更具体地来说,是一个可数名词和一个单数形态
                    困难度: 级别 1
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                    容易     ➨     困难
                    明确性: 级别 9
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                    明确的    ➨     多用途
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