例句
	
	
	英语四级真题
	
		
				Steamships captured the North Atlantic passenger business from sail in the 1840s because of its much greater speed.
				出自-2014年6月阅读原文
				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
	
	柯林斯高阶英汉双解学习词典释义