The convert element for Cart is necessary because the remoted Cart methods return the Cart itself.
Cart的convert元素是必需的，因为远程的Cart方法返回的是Cart本身。
2
The detective followed every bit of information and eventually got on to the wanted man's trail in a remoted area.
侦探循着每一条线索，终于在一个偏远的地区发现了那个通辑犯的行踪。
3
As with any RPC mechanism, in DWR it can be easy to forget that each call you make on remoted objects is much more expensive than a local function call.