详细解释:n. 联合, 连锁, 结合, 联动
【计】 连接
【化】 键; 键合; 连锁
【医】 键, 联接, 结合
英语解释：
名词 linkage:
an associative relation(genetics) traits that tend to be inherited together as a consequence of an association between their genes; all of the genes of a given chromosome are linked (where one goes they all go)同义词：gene linkage