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汉语拼音：shì guǎn

1.一种圆底柱形或底部为圆锥形的玻璃管﹐亦可用石英或其他材料制成﹐用于化学实验。

1. 一种圆底柱形或底部为圆锥形的玻璃管，亦可用石英或其他材料制成，用于化学实验。

• Please flush these test tubes.

  请把这些试管冲洗一下.

• Take care not to break the test tube!

  当心别把试管打碎了.

• A test tube is closed at one end and open at the other.

  试管一端封闭,一端开口.

• The test tube is closed at one end with a hydraulic seal.

  试管的一端为水封所封闭.

• The tube is scented of sulfur.

  这个试管闻着有硫磺的气味.

• The tube scents of sulphur.

  这个试管有硫磺气味.

• Be sure to label all the test tubes.

  一定要把所有的试管都贴上标签.

• Alpha particles -- helium nuclei -- were being hurled through the tube, in which an artificial mist had been created.

  粒子 —— 氦核 —— 正通过试管被抛出, 从而在试管中形成人造迷雾.

• Neurospora can be grown in test tubes containing a very simple culture medium.

  链孢霉可以在含有一种很简单的培养基的试管中生长.

• Within activities associated with life also are driven by chemical reaction.

  化学反应不会发生在起泡的试管里.

• The testtube stopper plugging its end has worn down.

  义肢末端本来镶了试管塞子,可是磨损了.

• Ocean Optics cuvette holders can accommodate both single - filter and double - filter slide carriers.

  我们的试管支架对单滤光片幻灯机和双滤光片幻灯机都适合.

• He never held a test tube in his hand.

  他手里从没拿过试管.

• The test tube held a column of white powder.

  试管中装有一柱干蛋白.

• But the latest fad is promoting in vitro fertilisation ( IVF ).

  但是最近的时尚是促进试管受精.