高铁 (gāo tiě): รถไฟความเร็วสูง; รถไฟความเร็วสูง; รถไฟความเร็วสูง; รถไฟความเร็วสูง

Let's take the high-speed rail to Beijing.

High-speed rail is much more convenient than flying.

This high-speed railway connects two major cities.

The high-speed train tickets are already sold out.

He takes the high-speed train to and from work every day.