Traveling by air is quick and safe. No wonder it is a popular choice for travelers.

乘飞机旅行既快又安全，难怪是旅行者的首选。

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Application of inverse well drill will permit quick and safe excavation of pilot shaft.

应用反井钻机开挖导井可达到快速安全的效果。

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Only need a person can relaxed opening and closing, not only light and quick and safe, reliable, and easy to repair.

只需要一人即可轻松启闭，不仅轻巧快捷且安全可靠，便于维修。

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Equipped with innovative side and rear bumpers to help protect the tablet from accidental bumps as well as built-in parental controls and a safe web browser that are quick and easy to setup, the tablet is designed to provide a safe interactive experience.

ENGADGET: Polaroid announces 7-inch kids tablet sporting Android 4.0, looks to show it off at CES

The suspension soaked up the roughest of bumps without launching us out of the seat, as mentioned above the brakes kept us safe, and a quick twist of the throttle left every other bike in our wake -- so long as it was pedal-powered, of course.

ENGADGET: cruises with the Brammo Enertia electric motorcycle (with videos!)

The Education Secretary, Estelle Morris, said the new service would help teachers to spend more time teaching and motivating pupils, by providing quick, safe access to lesson materials through the internet.

BBC: Digital plan for individual learning