• 基本释义

1.Litmus paper turns red on contact with an acid.
石蕊遇酸度会变红.收藏指正
2.litmus paper turns red on contact with an acid.
作家要接触真实的生活。收藏指正
3.litmus test paper
石蕊收藏指正
4.Ammonia gas is colorless which can turn wet red litmus paper to blue.
氨气是无色的,它可把湿的红色石蕊变成蓝色。收藏指正
5.Litmus paper can be used as an indicator of the presence of acid in a solution.
石蕊可用以测试溶液是否含酸。收藏指正
6.Neutral reaction by litmus indicating paper.
石蕊呈中性反应。收藏指正
7.unsized paper treated with litmus
未定尺寸经石蕊处理的收藏指正
8.unsized paper treated with litmus for use as an acid-base indicator.
未定尺寸经石蕊处理的,用作酸碱显示剂。收藏指正
9.absorbent paper full of litmus; it is turned red by acids and blue by alkalis.
充满石蕊的吸水;遇酸变红遇碱变蓝。收藏指正
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