单词	knowledge lecture
释义	knowledge lecture 知识讲座
随便看	double-casing turbine doublecasing volute pump double casing volute pump double-casing volute pump double cassette double cassette deck double-cassette paper feeder double cassette radio recorder double cassette recorder double cassettes double cassette stereo radio recorder double cassinet double cast double cast house double catalysis double cataphoria double category double catenary double-catenary construction double catenary riser double catenary suspension double catercorner line redundancy code double catheterization cannula double catheterizing cystoscope double catheterizing telescope