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

• 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？
• 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。
• 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。
• 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“。
• The success of wind power represents a litmus test for renewable energy.
  风能作为动力的成功是对可再生能源一次立见分晓的检验。
• Unsized paper treated with litmus for use as an acid-base indicator.
  未定尺寸经石蕊处理的纸，用作酸碱显示剂。
• You can discover the acidity of the solution with a litmus test.
  你可用石蕊来测试溶液的酸度。
• The candidate services that passed through litmus testing are detailed.
  通过Litmus测试的候选服务会得到细化。
• 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”。
• 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。