描述如何处理当用户尝试提交新值时从数据源产生的数据输入错误。
Describes how to handle data-entry errors that originate from the data source when the user attempts to commit a new value.
对用户来说这当然是好事，因为不需要输入完整的搜索项，而且还可以避免数据输入错误。
This is nice for users, as they don't have to type all of their search term and it helps prevents data-entry mistakes.
随着上周四令人猝不急防的股市大崩盘的更多细节逐渐清晰，没什么证据表明是交易员数据输入错误引发崩盘。
As more details of last Thursday's dizzying collapse become clear, there is less evidence to suggest a 'fat-finger' data-entry error caused the collapse.
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