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

• 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 utility model aims at providing a culture box for sperm, which comprises a box body and a box cover which are used to place a flat-bottomed glass test tube and the flat-bottomed glass test tube.
  本实用新型旨在提出一种精液培养盒，包括平底玻璃试管和放置试管的盒体及盒盖。
• They'd created a tumor in a test tube.
  他们在一支试管里创造了一个肿瘤。
• Place the test tube over the flame.
  把试管放在火上。
• 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。
• 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。
• The team identified a peptide that was five amino acids long and could block NEP in a test tube.
  他们鉴别出一种五个氨基酸组成的蛋白质，在试管试验中这种蛋白质可以阻滞NEP。
• 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。
• 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。
• 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。