n.畜禽的训练者；处理者；处理器；（明星等的）经理人；拳击教练

The dog handlers are now searching for survivors after the earthquake. 训狗人员正在搜寻地震后的幸存者。

Length of time spent shows dogs are not always better than gifted handler. 从所花的时间来看，狗并不总是表现得比专业操作手更好。

This is called the client handler. 这个称之为客户端处理器。

The signal handler cannot be set. 无法设置信号处理程序。