litmus

英 [ˈlɪtməs]

美 [ˈlɪtməs]

n.  石蕊(一种遇酸变红而遇碱则变蓝的物质)

化学

BNC.36064 / COCA.16349

牛津词典

noun

• 石蕊（一种遇酸变红而遇碱则变蓝的物质）
  a substance that turns red when it touches an acid and blue when it touches an alkali
  1. litmus paper
     石蕊试纸

英英释义

noun

• a coloring material (obtained from lichens) that turns red in acid solutions and blue in alkaline solutions
  Synonym:litmus test

双语例句

• When making decisions about the future, we naturally use events from the past as litmus tests.
  当我们做出有关未来的决定时，自然地我们用过去的事件作为”试金石“。
• Whats a quick litmus test to determine if youre on the path to happiness or regret?
  就如一张检验你是在通往幸福还是悔恨的道路上的石蕊试纸一般。
• Do you see some sort of litmus test?
  您认为有某种类似石蕊试纸的东西可以帮助判断吗？
• Applying the Service Litmus Test to determine which candidate services are appropriate to expose.
  应用ServiceLitmusTest，以确定候选服务是否适合公开。
• Success and fame are often the litmus test of one's character.
  成功和名誉往往是对一个人的人格考验。
• Now, I would not provide a litmus test.
  现在，我不会提供石蕊测试。
• It requires a "Litmus Test", which determines a" good service ".
  它还需要一个“石蕊试验”，以决定是否是“良好的服务”。
• Any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water.
  各种水溶性的化合物，能使石蕊变蓝，与酸反应形成盐和水。
• 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试纸变成蓝色。
• I wish there were some easy litmus test that I could just give you so you'd know which of you would be making a mistake taking this class.
  我希望能有一种简单的石蕊测试，让我可以直接展示给你们并让你们知道，你们中的谁上这门课是一个错误。