halfnutn.对开螺母
halfn.一半;下半场;半学年adj.一半的;不完全的adv.一半地;不完全地
half-bright bolt半光制螺栓
half occlusal rest[医] 半面й支托
half degummed silk半脱胶丝
half-write pulse半写脉冲
half-scale model半尺寸模型
half-tone screen网屏
half-woolen yarn半纺毛纱
half-round pliers半圆钳
half vortex blading半涡流型叶片
half-life of foam半衰期