英语语法分析

BEIJING: China started operations of one of the world's longest high-speed railways that lixs the prosperous eastern coast to the less-developed southwestern part of the vast country.

北京消息：中国开始运行世界上最长的高铁线路之一，线路连接辽阔中国最富饶的东部海岸到欠发达的西南部地区。