音标: 英 ['ætɒl] 美 ['ætɔ:l]
1. Until a cargo ship happened upon a nearbarren atoll.
直到一艘货船偶然发现了一个近乎荒芜的环礁
2. And there's enough of it to transform barren coral atolls into fertile groves.
而这些足以让 贫瘠的珊瑚环礁变成繁茂的森林
3. Rising above the waves, a coral atoll's reef surrounds a shallow lagoon.
珊瑚环礁从波浪中升起 包围住一片浅浅的泻湖
4. Tuvalu's nine atolls and islands are home to 12,000 people.
图瓦卢的九座环礁和岛屿上 居住着一万两千人