But steamships didn't lose their sails until the 1880s, because early marine engines had a nasty habit of breaking down.
出自-2014年6月阅读原文
Until ships became large enough (and engines small enough) to mount two engines side by side, they needed to keep sails.
出自-2014年6月阅读原文
It's clear that petrol-driven engines have no future.
出自-2013年6月听力原文
Now, however, recent developments in electric vehicle technology mean they can match conventional petrol engines in terms of performance and safety
出自-2013年6月听力原文
Maybe car manufacturers should have some responsibility in limiting the power of their engines.
2016年6月四级真题(第二套)听力 Section B
six fire engines, two trucks and two chiefs responded to the scene.
2018年12月四级真题(第一套)听力 Section A
His main thesis is that the buzz of urban life, and the opportunities it offers for co-operation and collaboration, is what attracts people to the city, which in turn makes cities into the engines of art, commerce, science and progress.
出自-2013年6月阅读原文
New electric engines coupled with artificial intelligence and autonomous systems will contribute to a more efficient, integrated transport system that is less polluting and less noisy.
2019年6月六级真题(第二套)阅读 Section A
Few want to live without search engines or a quick delivery.
2017年高考英语江苏卷 阅读理解 阅读C 原文
Steam engines were used to pull the carriages and it must have been fairly unpleasant for the passengers, with all the smoke and noise.
2017年高考英语全国卷2 语法填空 原文
This development was only possible with the introduction of electric-powered engines and lifts.
2017年高考英语全国卷2 语法填空 原文
We define such sold media as owned media whose traffic is so strong that other organizations place their content or e-commerce engines within that environment.
2011年考研真题(英语一)阅读理解 Section Ⅱ