More and more of this plate, the ocean floor, would go down under the continent into the mantle.

越来越多的这种板块，即海床，将在大陆下方进入地幔。

youdao

He looked miserably down at his plate.

他痛苦地低头看着自己的盘子。

《柯林斯英汉双解大词典》

As the ocean floor plate begins to sink down into the mantle, it would drag or pull the entire plate along with it.

当海洋底部开始下沉到地幔中，它会同时将整个海底板块拖拽下去。

youdao

She got down another plate, set it on the counter until she was ready to put the toasted muffin halves and the eggs smeared with ketchup on top of it.

NEWYORKER: Free Radicals

Obie looked down at his plate and smiled a faraway smile.

NEWYORKER: Idols

Blacks jotted down licence-plate numbers on scraps of paper.

ECONOMIST: The Ku Klux Klan