所以雅浦人只是记录下谁拥有哪些石币的哪个部分。
So the Yap just keep track of who owns part of what stone .
不同于我们平时花钱的方式，雅浦人并不随身带着“拉伊”，也不像我们这样兑换硬币，
Now , the Yap don 't actually move these Rai stones around or exchange them the way we do with our coins ,
雅浦人