Halfwegn.哈尔夫韦德(在荷兰；东经 4º45' 北纬 52º22')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 wave amplifier半波放大器half standard pitch半标准螺距halftone structures半色调结构特征half and half joint对拼接头half emulation mode半仿真方式half track recorder半迹记录器half amplitude beam半幅度射束half-octagon ring半八角型密封环half-byte packing半字压缩half lattice girder格构梁