Railway construction in the next five years will give priority to southwest China,coal transport,high-speed railways,network expansion and greater mileage of railways opened to traffic.是什么意思_Railway construction in the next five years will give priority to southwest China,coal transport,high-speed railways,network expansion and greater mileage of railways opened to traffic.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句