proper fraction

(mathematics 数) fraction that has a lower number above the line than below 真分数: , , --- are proper fractions. 　、 、 ---都是真分数. Cf 参看 improper fraction (improper).

proof, proof spirit, proof-read, prop, prop-jet, prop-word, propaganda, propagandist, propagandize, propagandise, propagate, propagation, propagator, propane, propel, propellant (also propellent), propellent, propeller, propelling pencil, propensity, proper, proper name (also `proper noun), properly, propertied, property, prophecy, prophesy, prophet, prophetic, prophetically, prophylactic, prophylaxis, propinquity, propitiate, propitiation, propitiatory, propitious, propitiously, proponent, proportion, proportional,