how to say i wanna fly high in the sky just like the bird in chinese?

Question

Answer

我想要像鸟儿一样在天空高飞。

Apa khabar? :D

Your question reminds me of this old Chinese song- 我是一只小小鸟 (I am a little bird) . Here's a youtube video with English lyrics for you. http://www.youtube.com/watch?v=mj3grxrksCM 
Do listen to it. It's a nice song. :)

Answer

You can say:我想像鸟儿一样在天空飞翔！

Answer

fly high 不僅僅是字面意義吧?
除了 野心勃勃 (欲效鴻鵠之志) 以外 
還可以引申為
飛黃騰達 (必欲出人頭地)
興高采烈 (要玩得盡興)
躊躇滿志 (欲傲視寰宇)
等等意義

Answer

我想像鸟儿一样在高空中翱翔。

Answer

我想像鸟儿一样在天空高飞

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