system

• Traditional systems have used oil diffusion pumps .
  常规的系统使用油扩散泵。
• Other systems are more informal--like meetings .
  有些制度比较非正式--如会议。
• Systems of single command will have to be worked out .
  必须建立统一指挥系统。
• It had completely revolutionized the vocalic system .
  它已把元音系统整个推翻。
• Emotion was a change in the cardiovascular system .
  情感是循环系统的一种变化。
• The system includes a backup auxiliary system .
  此系统还有一个后备的辅助系统。
• The system had been operating this way for years .
  整个系统多年来就是这么做的。
• Our galaxy is a continuously evolving system .
  我们的星系是一个不断演化的星系。
• His system was somewhat unmanageable .
  他的系统颇难处理。