当用户需要以特定格式来展现数据时，获取原始数据随即进行处理会延长响应时间，以至于用户放弃等待结果。
When the user needs some data presented in a specific format, taking the raw data and processing it on spot may delay the response to the point that the user gives up waiting on it.
这个律师不能放弃他处理法律事务的宝贵时间，就雇用了一名打字员。
Since this lawyer cannot afford to give up precious time from legal affairs, a typist is hired who may be less efficient than the lawyer in both legal and typing matters.
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