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

• 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。
• It is one thing to manipulate cells in a test tube, quite another to treat people.
  用试管做细胞实验是一回事，用于人身上又是另一回事了。
• Effects of Different Transplanting Media on the Survival and Growth of Test Tube Plantlet of Dendrobium nobile
  不同移栽基质对金钗石斛试管苗成活和生长的影响
• Based on the experiment, the enumeration method of Bifidobacterium by rectangular test tube was put forward, according to the anaerobic specificity of double layer half solid culture.
  利用双层半固体培养基具有良好厌氧性的特性，在实验的基础上，提出了采用方形试管对双歧杆菌进行计数的方法，介绍了该方法的基本原理和操作步骤。
• 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。
• 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 test tube experiments and in animal studies, the spice led to a noteworthy increase in the processing of glucose.
  在试管实验与动物研究中，这种香料导致葡萄糖的分解显著增强。
• 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。
• For example, if an open test tube with some water in the bottom is placed in a room in which the air is relatively dry, water vapor will diffuse out through the column of air in the test tube.
  例如，当一支底部有水的开口试管被放置在一间空气相对干燥的房间里，水蒸气就会通过试管中的空气柱散布出来。
• 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。