Should it not be the duty of engineers to imagine a new future where nature is brought back into the heart of the city.

作为工程师，设想一个自然生态环境入住市中心后的种种情形，本来就不是他们的职责。

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He headed a group of engineers, whose duty was to develop frequency synthesizers and local generators for frequency hopping spread spectrum and satellite systems.

他还带领一个工程师团队，负责研究用于跳频扩频以及卫星系统的频率合成器和局部发生器。

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They made engineers do double duty as salesmen.

FORBES: Magazine Article

Most of them were graduate engineers, graduates of MIT, members of the Engineering Duty Officer Corps Elites.

CENTERFORSECURITYPOLICY: Center For Security Policy

In a letter to Steven Newman, CEO of Transocean, Rahall said records from the rig indicate 18 people at work on the second shift with "zero engineers, electricians, mechanics or subsea supervisors" on duty the night of the explosion.

CNN: Rig survivors: BP ordered shortcut on day of blast