The workers left at the site are said to be highly trained and experienced nuclear operators, engineers and safety staff with highly specialized knowledge.

这个场所留下的工人据说是有着高度的训练，是经验丰富的核操作员和工程师，是有着高度专业知识的安全从业人员。

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These tests require highly trained laboratory staff and specialized equipment and materials.

这些检验需要有训练有素的实验室人员和专业设备及材料。

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It does with its own highly-trained staff, so you don't have to lift a finger.

它拥有高度训练的职员，所以你不必耗费举手之劳。

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But Steve Burdis, director of the Dorset Waste Partnership (DWP), said only highly trained staff should pick litter on high-speed roads.

BBC: Dorset litter picker plan 'highly dangerous'

"Our highly-trained staff are committed to delivering an enhances service with longer opening hours from a convenient location that is fully accessible to all customers, " he added.

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