What Is the Panama Canal? 什么是巴拿马运河？ 平装:108页年龄范围:8 - 11岁出版社:G P Putnam"s Sons (29 July 2014)语言:英语ISBN-10: 0448478994ISBN-13: 978 - 0448478999产品尺寸:13.7 x 0.7 x 19.4厘米页面参数仅供参考，具体以实物为准在1914年以前，从东海岸到西海岸的旅行意味着横穿整个美国的陆路旅行。乘船要绕南美洲和沿太平洋海岸向北航行很长一段路程。但后来，在一项危险而惊人的工程壮举中，一条48英里长的运河在巴拿马开凿，创造了世界上最著名的捷径:巴拿马运河!Before 1914, traveling from the East Coast to the West Coast meant going by land across the entire United States. To go by sea involved a long journey around South America and north along the Pacific Coast ...
