Following this initial training, participants were assigned to either take a 90-minute nap or to engage in quiet activities but remain awake.

在初始训练结束后，受试者们或可以小睡90分钟或从事其他很安静的活动，但必须保持清醒。

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Graduates may engage in design, construction and management of civil engineering, and have the initial capabilities of the project planning and the scientific research.

毕业生能从事土木工程的设计、施工和管理工作，具有初步的项目规划和研究开发能力。

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At Interior, we redesigned Recreation.gov as an initial step in a multi-year strategy to engage visitors with enhanced interactive web content and more multimedia, mobile, trip-planning tools.

WHITEHOUSE: Our Top Stories

Concurrently with the IPO, Silver Bay will engage in formation transactions through which it will acquire an initial portfolio of single-family residential properties from entities associated with Two Harbors and Provident in exchange for equity interests in Silver Bay.

FORBES: Silver Bay Realty Trust Corp. Announces Proposed Public Offering