But Darwin also investigated coral reefs and their formation.

但达尔文也调查了珊瑚礁及其形成方式。

But when reefs are bleached or damaged, the fish flee, and the reef suffers.

但当珊瑚礁白化或受损后，鱼群会逃走，礁石也会遭受破坏。

Warming oceans can harm coral reefs, which turtles need to survive.

洋变暖会损害以存的珊瑚礁。

They're becoming more frequent, giving the reef less time to recover.

珊瑚白化越来越频繁，供珊瑚礁恢复的时间越来越短。

The surfers are happy they saved the reef.

冲浪者很高兴他拯救了珊瑚礁。

He used to go fishing on the reef.

他也常常到礁石上去钓鱼。

Almost all of this is ocean and living coral reefs that protect the islands.

保护岛屿的几乎都是洋珊瑚礁。

Cozumel is part of the Mesoamerican Barrier Reef, the world's second largest reef.

科兹美岛属於中美洲大堡礁的一部份，这是世界上第二大的珊瑚礁。

The island nation boasts brilliant white sands, clear waters and vibrant coral reefs.

这个群岛拥有洁白无瑕的沙滩，清澈透明的水及充满机的珊瑚礁。

They've never seen the reef, they've never even seen the outdoor light.

他从来没有见过珊瑚礁，甚至从来没有接触过户外的光线。

The archipelago is celebrated for its rich marine life and underwater coral reefs.

这个群岛以其丰富的洋水下珊瑚礁而闻名。

Couples can enjoy the white beaches, clear waters and vibrant coral reefs around Palawan Island.

情侣可以享受巴拉望岛周围的白色滩、清澈的水充满活力的珊瑚礁。

Coral reefs are already appreciated for their beauty.

珊瑚礁绚丽的外表已备受赞赏。

The divers hope to restore part of Cuba's barrier reef.

潜水员希望恢复古巴的部分堡礁。

Like coral reefs, they are a nursery for the oceans.

像珊瑚礁一样它是洋的托儿所。

The great barrier reef is the world's largest network of coral structures.

大堡礁是世界最大的珊瑚礁群。

The lagoons themselves are kept filled slightly above sea level by waves overtopping the reef.

礁湖本身被淹没在略高于平面的浪中。

Someone else has arrived at the reef.

又有鱼来到了珊瑚礁。

This reef dweller is a popular fish.

这种住在珊瑚礁上的鱼很受欢迎。

Well, a few missing pieces isn't going to turn a coral reef into an African safari.

珊瑚礁少了几块是不会变成非洲野动园的。