testing tube中文什么意思

例句与用法

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1. there is a green residue in the bottom of the test tube .
   试管底部有绿色的沉淀。
2. the test tube is closed at one end with a hydraulic seal .
   试管的一端为水封所封闭。
3. take care of the test tube !
   当心别把试管打碎了。
4. 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。
5. he added a small amount of water into the test tube
   他往试管中加入了少量的水。