立体快巴的乘客们相隔的跨度为两条车道的宽度，并高坐于道路表面上方高耸的支架栏杆上，这使得普通的汽车可以在下边畅通无阻。
Its passenger compartment spans the width of two traffic lanes and sits high above the road surface, on a pair of fencelike stilts that leave the road clear for ordinary cars to pass underneath.
表面上，应用程序看起来质量很高且状况良好，但是这些问题却隐藏在下面。
On the surface the application looks to be of high quality and in good condition, but these problems are hidden underneath.
我们把这个衡量标准用在法国，虽然表面上其经济在复苏，但是数据显示产出的水平在下降（如图所示）。
The gauge for France, whose economy had seemed resilient, is pointing to a fall in output (see chart).
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