Soon after, Uber announced that it had shipped cars to Arizona and that in the next few weeks it will be expanding its self-driving pilot program.

不久，优步宣布其已将自动驾驶车辆转往亚利桑那州，而且在未来几周将扩大自动驾驶试点计划。

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Rescue crews are expanding their search for missing adventure pilot Steve Fossett.

搜救人员进一步扩大搜索范围，搜索失踪的飞行冒险家史蒂夫。福塞特。

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Lee Scott said they would open more in-store health clinics, expanding its pilot program from nine stores to 50 by year-end.

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