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silica
核心詞議：

速記方法


知識擴展


中文詞源： silica 硅石，二氧化硅 來自拉丁語 silicis,所有格形式于 silex,打火石，鵝卵石，小石子。后用于指二氧化硅。 silica
精選例句

常見考點例句：

But a new hydrate mineral has now entered the picture : hydrated silica , commonly known as opal .

但是，現在一種新的水合礦物進入了視野：水合二氧化硅，俗稱蛋白石。

Diatoms already secrete silica by exocytosis-a biological process by which cells direct secreted material outside the cell walls .

硅藻已經通過胞外分泌二氧化硅，這是細胞直接把物質分泌出細胞壁的一個生物過程。

The colorful effect is due to the diatom 's silica cell wall , which encases the organism like a glassy shell .

它的五顏六色效果是由于硅藻的像玻璃外殼包圍著機體的二氧化硅細胞壁。

Waelz slag , to give its technical name , is composed mainly of silica but is also undesirably rich in poisonous metals like lead and zinc .

其學名稱為waelz渣，主要由二氧化硅組成，但因同時含有豐富的諸如鉛、鋅等有毒金屬而不受人歡迎。

The fluid that armour holdings developed is a liquid polymer containing nano-engineered particles of silica , though bae is coy about the details of what it is using .

雖然英國宇航公司不肯明說它所使用液體的細節，但裝甲控股公司曾經研制的液體是一種含有二氧化硅納米顆粒的液態聚合物。