| 单词 | phosphorus |
| 释义 | phosphorus n. Chem. a non-metallic element occurring naturally in various phosphate rocks and existing in allotropic forms, esp. as a poisonous whitish waxy substance burning slowly at ordinary temperatures and so appearing luminous in the dark, and a reddish form used in matches, fertilizers, etc. Usage Symb.: P. Derivatives phosphoric adj. phosphorous adj. Etymology: L, = morning star, f. Gk phosphoros f. phos light + -phoros -bringing |
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