单词	oil consumer
释义	oil consumer 石油消费者
随便看	double-object sentences double-object sentencet double objects-pivot sentence double objects structures double objects testing double-object verb double obligation double oblique positions double oblique shade bracket light double-oblique shock inlet double observation double observer rangefinder Double obstacle problem double occupancy Double occupancy double-occupancy double ocellus double octadecyl dichlorization ammonium double octave double octaveoctaves double offset double-offset double offsetexpansionU bend double offset expansion ubend double offset expansion u bend