| 单词 | Liquifilm Tears |
| 释义 | Liquifilm Tears《英文msh词典》Liquifilm Tears [入口词] Liquifilm Tears [主题词] Polyvinyl Alcohol [英文释义] A polymer prepared from polyvinyl acetates by replacement of the acetate groups with hydroxyl groups. It is used as a pharmaceutic aid and ophthalmic lubricant as well as in the manufacture of surface coatings artificial sponges,cosmetics,and other products. |
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