Telegraph lines presented a similar economic challenge-high start-up capital and low marginal operating costs.

电报线路提供了类似的经济挑战——很高的启动资本和很低的边际运营成本。

youdao

There were no miso soup lines and the relatively low official unemployment rate often seemed to belie that there was a problem at all.

购买廉价酱汤的长队并没有出现。而且，相对较低的官方失业率经常给人一种根本没有问题存在的假象。

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Others are bold, such as electrifying more track (only a third of Britain’s railway is electrified, low by Western standards) and building lines in crowded cities.

另一些则很大胆，比如使更多轨道电气化（目前只有三分之一的英国铁路实现电气化，低于欧洲标准），在人口密集的城市兴建新线路。

youdao

The dedicated block button common to earlier Mortal Kombat games has been discarded, replaced by automatic blocking in high or low lines with a backward motion of the joystick.

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It also provides low latency lines across the Atlantic to American exchanges in New York and Chicago.

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Jourden explains how the wires that clutter most contemporary bike fronts have been run ingeniously inside the handlebars, leaving one to admire the bike's clean, low-slung lines, painted in the handsome, scratch-proof matte black that distinguishes so many of their bikes.

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