But it soon became clear that these big animals were only part of the story.但他們很快發現那些大型動物只是一部分

part of一部分

This piece of glass seems to be part of a lamp.

這片玻璃似乎是一盞燈的一部分。

He salted away part of his wages each month.

他每月把工資的一部分儲存起來。

If you look down at your feet, you may see them.如果你看看腳下你就會看見它們

look down俯視

The director look down at the actor from the dolly.

導演從攝影車上看下面的演員。

Walking by here and there, an ant, a little beetle...走來走去，一只螞蟻，一只小甲蟲

walk by走過 ...

I often walk by the sea to commune with nature.

我常在海濱漫步,與大自然神交。

I saw Xiao Yang walking by, shouldering two hoes.

我看到小揚扛著兩把鋤頭從旁走過。