You can remove the commented line of code if you want to wait a specified amount of time.

如果您要等待一段精确数量的时间，您可以清除这个代码的注释行。

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Follow-up support allows the owner to put work aside for a certain amount of time, removing it from the work list, to then return later at the specified time.

后续支持允许拥有者暂时将工作搁置在一边，将其从工作列表中删除，然后在指定的时间再回来完成该工作。

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Futures contracts involve the formal obligation to sell or buy a given amount of a commodity at a specified time and price.

期货合约涉及在指定时间和以指定价格，出售或购买一定数量商品的义务。

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After a specified amount of time, the swatches were then put into contact with a bacterial sample.

WSJ: How Alcohol-Free Hand Sanitizers Hold Up