Longuan.朗格瓦longadj.长的；冗长的；久的；长音的adv.长期地；久地；用于名词后强调某事发生在某整段时间v.渴望n.长时间；长音节；囤积商品者long sweetening糖浆long check mark长距离助跑点long leg splint长腿夹板, 长腿石膏托long underpants长内裤long rib shears长肋骨剪longlife toffee万寿太妃longplay record慢转密纹唱片long rangeorder长程有序long voice coil长音圈long week-end长周末,长周末假期