Now,a transportation network consisting of 24,000 km of highways,a dozen air routes and more than 1,000 km of pipelines has been completed.是什么意思_Now,a transportation network consisting of 24,000 km of highways,a dozen air routes and more than 1,000 km of pipelines has been completed.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句