浓油的轨迹可见向北部延伸。

Traces of thick oil are also visible farther north.

youdao

可将彩色油挤压成一颗微小液滴，挤入不可见的像素角落。

This squeezes the coloured oil into a tiny droplet in the corner of the pixel, where it cannot be seen.

youdao

Suttles说BP的官方估计是建立在从桶中流出来可见的原油上的，还有“多少油是浮在海的表面的”。

Suttles said BP's official estimate is based on the visual observation of oil flowing from the barrel, and "how much oil is on top of the sea".

youdao