这是个重复的任务，所以理想情况下，您总希望步骤1和2只花费几个小时，而不是几天。

This is an iterative task, so ideally, you want steps one and two to take hours, not days.

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你需要找出总水阀关掉来切断正在输入的水，确保你和其他家庭成员事前知道怎样执行这一重要的步骤。

Be sure you and other family members know beforehand how to perform this important procedure.

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DS4500控制器总的配置步骤。

General DS4500 controller configuration steps.

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And you know, you could have a reversible engine with lots and lots of steps, but you could always break them down into some sequence of adiabatic and isothermal steps.

你们知道，我们可以设计一个由，很多很多个,循环步骤的热机，但是总可以把它分割成,一系列的绝热,和等温过程。

麻省理工公开课 - 热力学与动力学课程节选