Green was the theme at the LA Auto Show as car manufacturers revealed a whole new line of hybrid, electric, and fuel-efficient new cars.
环保是洛杉矶汽车展的主题，汽车制造商们正在发布全新的混合电动高燃油效率新车系列。
A gray bird flew above them, above the electric wires for the street car line, and perched on the metal cornice of a roof.
一只灰鸟从她们的头顶上飞过，越过有轨电车线，最后停歇在一家屋顶的金属横檐上。
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