pulaskite
(mineralogy)
A brominated flame retardant which belongs to the group of polybrominated diphenyl ethers.
A baking pan with a hollow, circular, raised area in the middle.
(mathematics) The limit of a convergent sequence of rational numbers, whether the limit is a rational number such as 2, -5, or 2/7 or whether the limit is an irrational number such as the square ro...
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DiQt（ディクト）
無料
★★★★★★★★★★
