1. They had laboured for three years to produce this floating work.
    他们辛苦了三年才制作出这件水上艺术精品,

2. There is an iceberg floating in the sea.
    一座大冰山在海上漂浮.

3. The black spume floating on the river is disgusting.
    河上漂浮的黑色泡沫令人恶心。

4. They had laboured for three years to produce this floating work of art;
    瑞典人辛辛苦苦干了3年才建成这件水上艺术品，

5. The first sign of disaster was a dead sheep floating down.
    灾难的第一迹象是一只死羊顺流而下，

6. Despite one of history's most extensive search efforts, involving more than 300 planes and dozens of ships, the Navy found nothing, not even an oil stain floating on the water.
    尽管美国海军发动了有史以来范围最大的一次搜寻，动用了300多架飞机和几十艘战舰，依然一无所获，甚至没发现一点油迹漂在水上。

7. Stranger yet are the numerous "ghost" ships that have been found floating crewless within the triangle.
    更怪的是，无数"鬼船"被人发现漂浮在三角区域内，船上却杳无人迹。