Participates in product development and in controlling the smooth operation of the kitchen. Prepares and cooks food in all areas of the kitchen as and when directed.

参与提高食品质量，保证厨房运作的顺利进行。当接到指示时厨房的所有区域都要进入工作状态。

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Drugs are only approved after tests have demonstrated that they are relatively safe when used as directed and when their benefits outweigh their risks.

药物只有在试验证明它们是相对安全的情况，且其益处大于风险时，才会被批准使用。

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Donnie Darko was written and directed by Richard Kelly, who was only 25 when he made it.

《死亡幻觉》是由理查德·凯利编写并导演的，他创作这部电影的时候只有25岁。

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The computer-operated system also allowed street lighting to be increased when needed and reduced when not, and the lights directed their beam downwards cutting light pollution, he added.

BBC: Surrey County Council replaces 15,000 street lights

And when comments were directed toward party policy, the message was even worse, especially for Republicans: only 17 percent were favorable, as opposed to 28 percent for the Democrats.

FORBES: Election Study: Evening News Teed Off With Politics

Boston Scientific, which makes one stent, took out full-page advertisements in The New York Times and The Wall Street Journal trumpeting that the devices are safe and effective when used as directed.

FORBES: Magazine Article