词汇	domestic mass media
释义	domestic mass media 国内媒体
随便看	reciprocation internal combustion engine reciprocation mass reciprocation motion reciprocation parts reciprocation pipe reciprocation piston cooling pipe reciprocation piston pump reciprocation plant reciprocation pump reciprocation pump in series Reciprocation pump with unidirectional pistons reciprocation refrigeration compressor reciprocation rod reciprocations reciprocation scavenge pump reciprocation single piston pump reciprocation steam engine reciprocation stoker-fired reciprocation to environment reciprocation tube reciprocation type steering gear reciprocation type supercharger reciprocity and mutual benefit reciprocity arrangement reciprocity based on equality