interchangeable [ˌɪntərˈtʃeɪndʒəbl]

例句:

• Matter and energy are equal and interchangeable.
  物质和能量是相等的,并可相互转换。
  来自《权威词典》
• Not two actresses you automatically think of as interchangeable.
  来自BBC
• His greatest innovation was the use of interchangeable parts.
  他最大的革新在于使用了可互换的零件。
  
• These parts are fully interchangeable with those in other machines.
  这些零件完全可以同其他机器的零件相互替换.
  
• Progress in the manufacture of interchangeable components...is still slow.
  来自J. S. Foster
• But this does not imply that both are interchangeable.
  来自SA