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Silica

['sɪlɪkə]

解釋/意思:

(noun.) a white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelierite.

迪莉娅編輯--From WordNet

解釋/意思:

(n.) Silicon dioxide, SiO/. It constitutes ordinary quartz (also opal and tridymite), and is artifically prepared as a very fine, white, tasteless, inodorous powder.

伯尼編輯

同義詞及近義詞:

n. Silex.

约瑟芬校對

解釋/意思:

n. silicon dioxide or silicic anhydride a white or colourless substance the most abundant solid constituent of our globe existing both in the crystalline and in the amorphous form the best examples of the former being rock-crystal quartz chalcedony flint sandstone and quartzose sand; of the latter opal.—n. Sil′icate a salt of silicic acid.—adjs. Sil′icāted combined or impregnated with silica; Silic′ic pertaining to or obtained from silica; Silicif′erous producing or containing silica.—n. Silicificā′tion conversion into silica.—v.t. Silic′ify to convert into silica: to render silicious.—v.i. to become silicious or flinty:—pr.p. silic′ifying; pa.p. silic′ifīed.—adjs. Silic′ious Silic′eous pertaining to containing or resembling silica.—n. Sil′icon or Silic′ium the base of silica a non-metallic elementary substance obtainable in three different forms the amorphous the graphitoid and the crystalline.

校對:维多利亚

例句/造句/用法:

整理:塞尔瓦托

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