Why is Amitabha sitting above Guan Yin Bodhisattva?

为什么观世音菩萨头顶坐的是阿弥陀佛？

youdao

I went to a reception at the school and I was sitting above the salt.

我参加了学校举行的招待会，并坐在了上席。

youdao

I went to a reception at the embassy and I was sitting above the salt.

我参加了大使馆举行的招待会，我坐了上席。

youdao

And the Raven,never flitting, still is sitting -- still is sitting On the pallid bust of Pallas just above my chamber door;

VOA: special.2010.10.31

At the end of the poem,the man has quite clearly gone mad from grief: And the raven,never flitting,still is sitting still is sitting On the pallid bust of Pallas just above my chamber door;

VOA: special.2009.02.02

The heat fuses the two and excites the fault line enough to crack off any wafer sitting above it.

FORBES: Chillin' Chips

Sitting above the splashing waves on a moonlit night, I could feel the cool breeze of the Arabian Sea on my face.

BBC: Hometown Karachi: Returning to report on a bleeding city

The panel, comprised of Mr. Shimazaki and four academics, has been saying the No. 2 reactor is likely to be sitting above an active fault, defined as one that has shifted during the past 120, 000 to 130, 000 years.

WSJ: Panel: Active Fault Runs Beneath Japan Reactor