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

• 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？
• A sense of control, according to Anderson, is the litmus test for success.
  据安德森看来，有无控制感是成功的试金石。
• This litmus test contains questions such as: Is this service reusable and how many consumers will it have?
  这个测试包含以下问题：这个服务是可重用的吗？它会有多少用户？
• In general, the litmus test for separating honesty from corruption in official circles is money.
  一般来说，鉴别官场上廉洁与腐败的试金石是金钱。
• Litmus: Mixture of coloured organic compounds obtained from several species of lichens.
  石蕊：从几种地衣类植物中获取的带色有机化合物的混合物。
• Neutral reaction by litmus indicating paper.
  石蕊试纸呈中性反应。
• Apply the litmus test: Can some other presentation technology do this?
  看看最关键的考验：其他一些表示技术能做到这一点吗？
• 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。
• 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”。
• To me it's a litmus test for people about who they are and how they perceive the world and how secure they are about themselves.
  我只把这电影当作人们认清他们是谁，他们如何观察这个世界和他们如何看待他们自己的试金石。