combinationn.结合;结合到一起的事物或人;密码
combination of reading and writing读写结合
combination pliers with slip joint鲤鱼钳
combination long roundnosed pliers长嘴钳
Combination control of deck cranes甲板起货机联合控制
combination AC/DC track circuit交直流混合轨道电路
combination of arts and popularity雅俗结合
combination of bolting and welding栓焊结合
combination of function and beauty美善合一