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ph
N-UNCOUNT 酸碱度,pH值(小于7为酸性,大于7为碱性) The pH of a solution indicates how acid or alkaline the solution is. A pH of less than 7 indicates that it is an acid, and a pH of more than 7 indicates that it is an alkali. 酸碱度,pH值(小于7为酸性,大于7为碱性)
  • ...the pH of sea water.

    海水的酸碱度

  • Skin is naturally slightly acidic and has a pH of 5.5.

    皮肤具有天然弱酸性,pH值为5.5

  • The fluid that emerges from the vents is acidic (pH 3) and hot.

    从那些出口出来的液体呈酸性(pH值为3),且是热的。

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pH
p ˌpiˈeɪtʃ

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