He looked down at the sea of smiling faces before him.

他看着眼前这笑脸的海洋。

《牛津词典》

Can you imagine a sea of sand three times bigger than India?

你能想象一个比印度大三倍的沙海吗？

youdao

She looked down at the sea of upturned faces.

她俯视着一大片仰起的脸孔。

《牛津词典》

With the countless torches lit, With the silent sea of faces and the unbared heads.

VOA: special.2009.12.31

It's easy to get lost in this sea of quantities, none of which have obvious meaning.

这里没有一样是，有明显的物理意义的。

麻省理工公开课 - 热力学与动力学课程节选

The lists of reasons to kill himself were "the slings and arrows of outrageous fortune," "a sea of troubles," and "the heartache in the thousand natural shocks that flesh is heir to."

一张是要自杀的原因,“命运的种种捉弄和折磨”,“无穷尽的烦恼“,”血肉之躯必定要承受无数的,锥心之痛“

耶鲁公开课 - 心理学导论课程节选

"Sometimes you play music, and all you see is a sea of folded arms, " Noble says.

NPR: Kings Go Forth: Bringing Back Soul

As we made our way through the sea of people, the dancing and shots continued.

BBC: A little liquid courage in Cali, Colombia

Then we crested a hill, plunging into a sea of oat grass as high as our 4x4.

BBC: The Serengeti in the off-season