铁路线

这条横跨峡谷的战略铁路线是沟通西南各省的重要交通枢纽，地理位置堪称咽喉要冲。

zhè tiáo héng kuà xiá gǔ de zhàn lüè tiě lù xiàn shì gōu tōng xī nán gè shěng de zhòng yào jiāo tōng shū niǔ, dì lǐ wèi zhì kān chēng yān hóu yào chōng.

This strategic railway line across the canyon is an important transportation hub connecting the southwestern provinces, and its geographical location is called a choke point.

这条新建成的高原高速铁路线实现了从省会直达雪域边疆旅游名城的历史梦想，全线大提速后单程旅行时间压缩至三小时内。

zhè tiáo xīn jiàn chéng de gāo yuán gāo sù tiě lù xiàn shí xiàn le cóng shěng huì zhí dá xuě yù biān jiāng lǚ yóu míng chéng de lì shǐ mèng xiǎng, quán xiàn dà tí sù hòu dān chéng lǚ xíng shí jiān yā suō zhì sān xiǎo shí nèi.

This newly built plateau high-speed railway line has realized the historical dream of running directly from the provincial capital to the famous tourist city on the snowy frontier. After the speed increase of the entire line, the one-way travel time has been reduced to less than three hours.