| 单词 | sun blocker |
| 例句 | Lignin, a complex organic polymer found in the cell walls of plants, is already known to be a good UV-absorber and a broad-spectrum sun blocker. Plant Fibers Boost Sunscreen Performance 2014-10-07T04:00:00Z |
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英语例句辞典收录了117811条英语例句在线翻译词条，基本涵盖了全部常用单词及词组的例句翻译及用法，是英语学习的有利工具。