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单词 bunsen burner
释义 bun·sen burner
\ˈbən(t)sən- sometimes ˈbu̇nzən- or ˈbu̇n(t)sən-\ noun
Usage: usually capitalized 1st B
Etymology: after Robert Wilhelm Bunsen died 1899 German chemist who invented it
: a burner used especially in the laboratory that consists typically of a straight tube four or five inches long with a gas orifice and holes near the bottom for admission of air, the mixture of gas and air formed burning at the top with a feebly luminous but intensely hot flame
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更新时间:2025/1/11 22:04:15