During high tide sea level is just under the level of the deck giving the impression of walking on water.

在涨潮时海平面恰巧在平台之下，给人以行走在水面上的印象。

youdao

youdao

The sea waves ran high.

海浪高涨。

youdao

Belugas are also known as "canaries of the sea" because of the high-pitched noisesthey make underwater.

VOA: special.2009.09.18

Taq stands for thermos aquaticus, it's a marine micro-organism that lives near these hydrothermal events in the bottom of the sea and they live under very high temperatures and pressures all the time.

aq是"水生栖热菌"的简称,那是一种生活在靠近深海热液活动区的,海底微生物,它们长期生活在高温高压的环境中

耶鲁公开课 - 生物医学工程探索课程节选

"Even in a worst-case scenario accident, the sea provides a very high degree of dilution.

VOA: special.2011.03.16

So why did the Chinese abandon these high-sea ventures?

CNN: Building On A Golden Age

Selonda UK operated a high tech sea-bass farm at a site near Beaumaris on Anglesey.

BBC: Buyer found for Anglesey fish farm

Do we try to build a 50-foot-high sea wall all around the eastern coast, including Tokyo Bay?

WSJ: The Panic Over Fukushima