Bird can fly higher and higher.

鸟能越飞越高。

youdao

Toward the wind and rain, we fly higher and higher.

迎着风雨，我们越飞越高。

youdao

I watched the bird fly higher and higher until I lost sight of it.

我望着鸟儿愈飞愈高，直到看不见为止。

youdao

The National Transportation Safety Board report concluded that while Buckalew had asked air traffic controllers to fly higher and out of the icing conditions, he may have been reluctant to exercise his own authority to do so, or may have been unaware of the severity of the conditions.

WSJ: NTSB: Pilot action, icing led to NJ plane crash

Its single will fly higher (41, 000 feet) and faster (395mph) than its rivals'.

FORBES: Magazine Article

By 2014, Southwest will be restricted to 16 gates but will be able to fly to higher-demand markets such as New York and Los Angeles.

FORBES: Southwest Gives Fleet A Facelift, And Saves Some Dough Too