single die简单模singleadj.单一的；单个的；特指某人或某物；单身的；单人的；单程的n.单程票；单曲；单人房间；单身者；<美>一元纸币；(网球)单打比赛；(板球)一分打；(棒球)一垒打v.挑选(一个)single-barreled shotgun单管猎枪single sideband radio set单边带无线电接收机single-user application单用户应用程序singlechannelblownballoon单道鼓气球single ply roofing system单层屋面系统single-color dot matrix单色点阵single die tubing machine单铸拉管机,单镌模压机single-row ball bearing单列滚珠轴承single-rate compression单一位率压缩single-U groove welding单面U形槽焊