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单词 silica
释义

silica

1 ENTRIES FOUND:
silica /ˈsɪlɪkə/ noun
silica
/ˈsɪlɪkə/
noun
Learner's definition of SILICA
[noncount]
: a chemical that contains silicon, that is found in sand and quartz, and that is used to make glass二氧化硅;硅石
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