The river flooded its banks washing away part of the mainrailwayline .
洪水淹没了河岸，冲坏了部分铁路干线。
2
Using double layer container transport is an effective approach to reduce intense transport capacity of mainrailwayline in China and decrease container transport cost.
采用双层集装箱运输是缓解目前我国铁路主要干线运输能力紧张状况、降低集装箱运输成本的有效途径。
3
The 740, 000 square-foot (69, 000 square-metre) building has a 1, 960 foot long main assembly floor, with a railwayline running through the door—handy if you are making locomotives.