n.操作者,陶器工人,经理人,(动物)驯化者( handler的名词复数 ),经营商,操作者,经理人
It does not pay its handlers.
经手此事的人无利可图.
the President's campaign handlers
总统的竞选智囊
Fifty officers, including frogmen and dog handlers, are searching for her.
包括蛙人和警犬训练员在内的50名警官正展开对她的搜寻。