They even claimed that plants have 'brain-like command centers' at their root tips.

他们甚至声称植物的根尖上有“类似大脑的指挥中心”。

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The country should have the right to defend itself with all legal means at its command.

这个国家应该有权动用它所掌控的所有法律手段来捍卫自己。

《柯林斯英汉双解大词典》

Before we begin, you should have a basic idea of working at the command line.

在开始之前，应该掌握一些在命令行下工作的基本知识。

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Start where you stand, and work with whatever tools you may have at your command, and better tools will be found as you go along.

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On the second question, it is going to be -- the French and others agreed at NATO to have NATO take on the command and control of this operation at some point during, as I said, not days -- not weeks, but days.

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Because that fellow American, Paula Jones, no matter how she may have been described by commentators and pundits and talking heads, etcetera, did have a bundle of rights at her command.

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