Listing 4 shows a typical messaging event, posting notification of a new high bid in an auction system, and the code that generates it.
清单4显示了一个典型的消息传递事件，即发布拍卖系统中的一个新的高投标通知和产生该事件的代码。
Some of what was in the back of the van was coming with us to our new home, but a lot more was to be dropped off at the auction house later.
装在货车后面的东西中有一些要和我们一起去我们的新家，但是更多的是要稍后送到拍卖行去。
Usually the only new art sold at auction is donated by artists to raise money for charity.
通常，艺术家们只有为慈善筹款时，才会在拍卖会上捐出自己的新作进行拍卖。
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