单词	law of definite proportions
释义	law of definite proportions noun phrase : a statement in chemistry: every definite compound always contains the same elements in the same proportions by weight Word History First Known Use 1830, in the meaning defined above Medical Definition law of definite proportions noun law of def·​i·​nite pro·​por·​tions -ˈdef-(ə-)nət-prə-ˈpȯr-shənz  : a statement in chemistry: every definite compound always contains the same elements in the same proportions by weight
随便看	half as much as half as much/many again as half asleep half aunt half bat half bath half baths half binding half bishop half bloods half board half bog soil half boot half brother half cadence half cent half chronometer isometric projection isometric system isometrically isometricals isometrics isometries isometropia isometropias

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