词汇	copper sulfid
释义	copper sulfid 硫化铜
随便看	rational reconsider rational reconsidering rational reconstruction rational recovery rational recursive sequence rational reduced order model rational reflection Rational Reflection on Weekend Imprisonment rational reflections rational reform rational regression rational reinforcement arrangement rational rejector rational relation rational relationship rational report rational representation Rational representation of algebraic group rational resource allocation rational resources rational restraint of feelings rational science rational-scientific Rational screening rational selection