Their software doesn't always hook up to the hotel's system.

他们的软件并不总是和酒店的系统相连接。

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As an application developer, your main job is to provide a set of handlers that hook into the well-known system events to achieve desired application behavior.

作为应用程序开发人员，您的主要的工作是通过提供可钩挂到已知的系统事件的处理程序集来获得所需的应用程序行为。

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Even if your source control system has triggers you can hook into, building out the other features such as broken build notifications isn't worth the effort.

即使可以在版本控制系统中加入触发机制，完成诸如失败构建通知这样的功能也不值得花太多功夫。

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Jim Hoefler, of Dickinson College in Pennsylvania, who is the author of a recent book on death in America, notes that boomers have a fear their parents never knew: that an impersonal health-care system may hook them up to an array of beeping machines rather than admit failure.

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The plan would transition Medicare from a defined-benefit system, in which the government is on the hook for whatever services seniors desire, to a defined-contribution system, in which the government pays out a dollar amount for health services, growing with inflation, incentivizing all participants in the system to prioritize health spending to those services that are most valuable.

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Sensors, web cams, smartphones all hook into the smart city system.

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