建的高也意味着要建的宽。
空中花桥的概念,是在黄浦江上,建一座200公尺高、600公尺长,50公尺宽,供行人使用的桥。
As to the Flower bridge in the Sky, it is a pedestrian bridge to be built on the Huangpu River, 200 meters high, 600 meters long and 50 meters wide.
要建一条一米宽的小路,你需要开凿一条一米宽的深沟。
To create a one metre wide path you need to excavate a one metre wide trench.
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