It's flying high.

它飞得很高。

youdao

We're now flying high up over the mountains.

我们正在群山上空飞行。

《新英汉大辞典》

Rabbit does not see Eagle flying high in the sky.

兔子没有看到鹰在高空中飞翔。

youdao

Here is the song "I Was a Bird" in which she dreams about flying high in the sky.

VOA: special.2010.05.28

her brothers were eleven and nine: unusually young actors, we might think, to be engaged in such high-flying philosophical debates as these two characters find themselves in.

分别是11岁和9岁，不寻常的小演员，我们可能会想，他们来演这雄心壮志的哲学辩论,是怎么样的。

耶鲁公开课 - 弥尔顿课程节选

He sent Sue flying so high that she sailed clear over the new moon.

VOA: special.2009.11.28

To be sure, this hasn't stopped its stocks from flying high in recent months.

FORBES

When the American Century ended barely a decade ago, the U.S. Air Force was flying high.

FORBES: Air Force Positions For Resurgence In Pacific Era

Abercrombie and Fitch (ANF) continues to falter after flying high earlier in the year.

FORBES: Stocks Cool Off But Bull Still Breathing