It will be the world's highest altitude rail line.

这将是世界上海拔最高的铁路线。

youdao

Slow growth at highest altitude in ideal soil conditions develops our sweeter, bolder taste.

在高海拔地区最理想的土壤条件下缓慢的成长，孕育出更加香甜、浓厚的味道。

youdao

The Qingzang railway run across the plateau frozen ground and its highest altitude is five thousand and seventy two meters high. It has worked a wonder of upland railway.

青藏铁路穿越高原冻土，最高海拔五千零七十二米，创造了世界高原铁路的建设奇迹。

youdao

In 2007, a Chilean expedition on the mountain reached the highest altitude ever attained by motorised vehicle: 6, 688m.

BBC: How to climb a South American volcano

In October, Felix Baumgartner broke the sound barrier in a 24-mile space jump, breaking the world record for the highest altitude skydive.

FORBES: The Most Unforgettable Ad Campaigns Of 2012

On October 14, Felix Baumgartner dove from 24 miles above earth, landing safely in New Mexico, setting records for highest altitude parachute jump and greatest free fall velocity in history.

FORBES: Colossal Feats of Branded Storytelling: From Neil Armstrong to Felix Baumgartner