When you install or update software components, the management system determines which components are already on the device, and then installs only the missing components.

在安装或更新软件组件时，管理系统会判断设备上已经安装了哪些组件，然后只安装缺少的组件。

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What's really been missing is the right algorithm to connect the two components.

VOA: standard.2010.04.15

Both teams were missing key components, Dwyane Wade for Miami and Nik Vucevic for Orlando.

NPR: Heat Win 27th Straight, Run Away From Magic 108-94