controller

名词 controller:

1. someone who maintains and audits business accounts
   同义词：accountant, comptroller
2. a person who directs and restrains
   同义词：restrainer
3. a mechanism that controls the operation of a machine
   同义词：control

1. His official designation is Financial Controller.
   他的职称是财务总监。
2. In a3601 Finance Communication Controller, a subdivision of a track on a diskette.
   在3601金融通信控制器中，软盘上的一段磁道。
3. Each controller on a bus can be individually addressed by the CPU, this is why the software device driver can write to its registers and thus control it.
   在总线上的每个控制器可以被CPU所单独寻址，这是软件设备驱动程序能写入寄存器并能控制这些控制器的原因。
4. Another might be used for control purposes; changing the mode of the controller.
   另一个则用于控制目的，用来改变控制器的运行模式。

con.trol.ler

n.（名词）
One that controls:
控制者：控制或支配的人：
例句：
a controller, not an observer of events.
事件的支配者，而不是旁观者

Also comp.trol.ler [k…n-trô.l…r] An officer who audits accounts and supervises the financial affairs of a corporation or of a governmental body.
也作 comp.trol.ler [k…n-trô.l…r] 审计官：为企业或政府机构审查帐务并监督经济事务的官员
A regulating mechanism, as in a vehicle or electric device.
控制器：起控制作用的机械装置，如在交通工具或电动装置上

【引伸】
control.lership.
n.（名词）