Joinon茹瓦农
joinv.连接;加入;参与;和...一起
join homomorphismn.保联同态
joining in nature参赞化育
joined definition定义组
join the wires up把电线连接起来
joining by screws螺丝接合
joining structure接合结构
joining of cycles并圈
join in the laugh随着大笑
joining technology连接工艺
join of two graphs联图