单词	firearm barrel
释义	firearm barrel 枪管
随便看	learning in the feudal official learning in the liberal arts learning in the network learning in the Qing Dynasty learning in the school setting Learning in the Social Context learning intrest learning in vocational college learning in working Learning is a joyous process Learning is all around you Learning is an endless process Learning is the bow Learning is the enterprise of a lifetime Learning is the eye of the mind learning Japanese has petered out learning kit learning laboratory learning language Learning law Learning laws of learning leaders learningless learning level learning levels