这个词是什么意思？
A form of SILICON DIOXIDE composed of skeletons of prehistoric aquatic plants which is used for its ABSORPTION quality, taking up 1.5-4 times its weight in water. The microscopic sharp edges are useful for insect control but can also be an inhalation hazard. It has been used in baked goods and animal feed. Kieselguhr is German for flint + earthy sediment.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D007692 · MeSH 2026。
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