Trip·o·li /ˈtrɪpəli/
矽藻土
Trip·o·li n. Min. An earthy substance originally brought from Tripoli, used in polishing stones and metals. It consists almost wholly of the siliceous shells of diatoms.
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tripoli
n 1: a weathered and decomposed siliceous limestone; in powdered
form it is used in polishing [syn: rottenstone]
2: the capital and chief port and largest city of Libya; in
northwestern Libya on the Mediterranean Sea; founded by
the Phoenicians in the 7th century BC [syn: Tarabulus
Al-Gharb, capital of Libya]
3: a port city and commerical center in northwestern Lebanon on
the Mediterranean Sea [syn: Tarabulus Ash-Sham, Trablous]