脑脊液：脑室系统及脑和脊髓周围的无色透明液体。
Cerebrospinal fluid (CSF) : Clear, colourless liquid that surrounds the brain and spinal cord and fills the Spaces in them.
性状：无色透明的粘稠液体。
漆树被切割后，流出来的汁液叫作“大漆”，无色的液体在空气中氧化后会变成半透明的褐色。
If it is cut, a kind of liquid called "big lacquer" flows out. The colorless liquid then becomes oxidized in the air and turns translucent brown.
它是一种无色清澈及完全透明的液体。
本品为无色至淡黄色油状透明液体，具有特殊的气味。不溶于水，易溶于醇、醚、丙酮等有机溶剂。 。
Physical land chemical characteristic:Colorless transparent liquid, especial smell. Easy dissolve in alcohol, ether, acetone, etc. Not dissolve in water.
水(H2O)是由氢、氧两种元素构成的无机物，在常温常压下为无色无味的透明液体。
Water (H2O) is a hydrogen and oxygen are two elements of inorganic, at room temperature and pressure is a colorless odorless transparent liquid.
性状用途：常温下为无色气体，在自身压力下为无色透明液体，无毒不然，具有良好的热稳定性和化学稳定性，不腐蚀金属。
Application: Chlorodifluoromethane is a colorless, non-toxic, non-flammable and transparent liquefied gas, it has excellent thermal and chemical properties, and not corrode metals.
性状用途：常温下为无色气体，在自身压力下为无色透明液体，无毒不然，具有良好的热稳定性和化学稳定性，不腐蚀金属。
Application: Chlorodifluoromethane is a colorless, non-toxic, non-flammable and transparent liquefied gas, it has excellent thermal and chemical properties, and not corrode metals.
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