test tube

英 [ˈtest tjuːb]

美 [ˈtest tuːb]

n.  试管

机械

Collins.1

牛津词典

noun

• 试管
  a small glass tube, closed at one end, that is used in scientific experiments

柯林斯词典

• 试管
  Atest tubeis a small tube-shaped container made from glass. Test tubes are used in laboratories.

英英释义

noun

• glass tube closed at one end

双语例句

• There is certainly no shortage of nutrients and phytochemicals that possess significant antioxidant activity in the test tube.
  我们不缺乏具有显著抗氧化活性的营养素和植物化学物质的试管实验。
• Human DNA Dissolved in a test tube, the essence of life is a clear liquid.
  如果将其溶解于试管中，生命的本质是一种透明的液体。
• The researchers demonstrated this using DNA in a test tube.
  研究人员在试管中演示了DNA编辑这一操作过程。
• The test tube has been blocked off. What's to be done?
  实验试管被堵住了。怎么办？
• The test tube is closed at one end with a hydraulic seal.
  接管式防水密封接头试管的一端为水封所封闭。
• CO2 concentration in different depth of the soil was studied using CO2 test tube method for one year in Luota, west Hunan province.
  采用CO2气体检测管法对湘西洛塔旱地不同深度土壤CO2浓度进行了一年的连续观测研究。
• Methods Test tube dilution method was used.
  方法试管稀释法。
• Small Test Tube and Stopper ( or jar with a lid).
  1小试管和塞子（或者带盖子的广口瓶）。
• In fact you do not have to kill any animals for this kind of research because we do everything in a test tube.
  其实，做这种研究，你根本用不着杀害任何动物，因为试验都是在试管中进行的。
• Neural stem cells can now be coaxed to develop into motor neurons in a test tube.
  神经干细胞现在可以在试管慢慢的发育成为运动神经元。