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 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。
• 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。
• 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。
• He held the test tube in his hand thoughtfully.
  他沉思地把试管拿在手里。
• 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
• They'd created a tumor in a test tube.
  他们在一支试管里创造了一个肿瘤。
• He never held a test tube in his hand.
  他手里从没拿过试管。
• 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。
• Using the same mixture the body uses? cytokines and growth factors? he also gets the receptors expressed on the surface of human cells in a test tube.
  在测试管中他又模仿体内反应，应用细胞因子和生长因子的混合物使得受体在人细胞表面表达。
• To the test tube, heating the liquid, but also for warm-up.
  给试管里的液体加热，也要进行预热。