释义 |
phos·phine \ˈfäˌsfēn, -_sfə̇n\ noun (-s) Etymology: International Scientific Vocabulary phosph- + -ine 1. : a colorless very poisonous gaseous compound PH3 that may ignite spontaneously when mixed with air or oxygen, that is a weaker base than ammonia but forms phosphonium salts with strong acids, and that is made in various ways (as by decomposing metallic phosphides with water) 2. : any of a class of organic compounds derived from phosphine that are analogous to amines but are much weaker bases 3. : an orange-yellow basic dye consisting essentially of a nitrate of chrysaniline — see dye table I (under Basic Orange 15) |