Speed Concept 9 Series is the first bike with front and rear brakes actually built into the fuselage.

速度概念9系是世界上首款将前后刹车完全整合进车架的车型。

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In addition to this high engine speed concept, the optimized airflow rate considerably improves performance.

除了这个高转速的概念、优化气流速度有较大提高性能。

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Speed Concept is the first tri bike to integrate electronics into its aerodynamic shape. Out of sight, out of the wind.

速度概念是第一辆将电子系统整合进空气动力性车架的铁人三项战车。

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Previously, Sussex Police said it did not oppose the concept of 20mph speed limits, but warned the scheme would have to be self-enforcing.

BBC: Brighton's 20mph city-wide road plan gets support

With the speed of change today, this concept remains relevant but has already become stale.

FORBES: It's the End of an Era - Enter the Knowledgeable Networker

Despite a fuel-saving concept the plane is designed to go at a speed of 450 mph.

FORBES: The World's Biggest Planes