Time-availability maps provide a listing of who is most likely to be available for a certain hour in a certain location.

时间-可用性地图提供了在特定时间特定地点最有可能取得联系的人员的清单。

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Some doctors advise setting aside a certain hour each day for worry.

一些医生建议每天抽出一定时间思忧。

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Giving yourself a certain amount of time per day for email, perhaps a total of an hour.

每天给你自己一定的时间在邮件上，也许是总共加起来一个小时。

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It will also narc the kids out for speeding, driving beyond a certain hour of the day and other infractions.

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For certain heart conditions, antibiotics are recommended about one hour before invasive medical procedures to prevent a condition called infective endocarditis, which is a potentially life-threatening bacterial infection of the inner lining or valve within the heart.

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