| 单词 | silicate |
| 释义 | Word Frequency silicate(ˈsɪlɪkɪt, -ˌkeɪt) noun a salt or ester of silicic acid, esp one of a large number of usually insoluble salts with polymeric negative ions having a structure formed of tetrahedrons of SiO4 groups linked in rings, chains, sheets, or three dimensional frameworks. Silicates constitute a large proportion of the earth's minerals and are present in cement and glass |
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