普通: common; general; ordinary; p ...块: piece; lump; chunk普通空心铣刀: plain hollow mill普通混凝土空心块: normal concrete hollow block空心块: a block; hollow block; hollow slug空心块楼板: hollow block floor空心块体: hollow block混凝土空心块: concrete hollow block普通空调系统: convention ca system普通空气动力学: conventional aerodynamics普通空气压缩机: standard air compressor定心块: center bridge离心块: valve pcv．v偏心块: eccentric block实心块: solid slug岩心块: core block普通混凝土小型空心砌块: normal concrete small hollow block空心: 空心on an empty stomach 空心吃这剂药。 take this dose of medicine on an empty stomach.空心on: empty stomach坝心块体: core-block活节中心块: universal center block; universalcenterblock控制阀中心块: control valve center piecen连通空间: n connected space不连通空间: disconnected space; unconnected space不连通空隙: noninterconnected void
