interchangeable

1. ADJ Things that are interchangeable can be exchanged with each other without it making any difference. 可互换的

His greatest innovation was the use of interchangeable parts. 他最伟大的创新是使用了可互换部件。

2. interchangeablyADV 可互换地[ADV after v]

These expressions are often used interchangeably, but they do have different meanings. 这些表达法经常可以互换使用，但它们的确有不同的含义。