portable PCs手提电脑; 便携式电脑portableadj.轻便的；手提式的；[计]可移植的n.便携的东西portable water analyser手提水质分析仪portable audio terminal便携式声频终端portable vacuum cleaner移动式真空吸尘器portable-pump trailer手抬泵拖车portable electric drill轻便 电钻portable sampling drill便携式取样钻机portable speaker system便携式扬声器系统portable traffic signal移动式交通信号portable sewing machine手提式缝纫机portable mobile service便携式移动通信业务