练习:新概念英语培训班

背熟第一自然段，牢记并熟练运用第二、三自然段的重点结构。

翻译:

The sea bed was scoured with powerful nets and there was tremendous excitement on board when a chest was raised from the bottom.

Though the crew were at first under the impression that the lost ship had been found, the contents of the chest proved them wrong.

据此，船长可以将所有的那些已经搞清的材料拼凑起来。

KEYS:
他们用结实的网把海床搜索了一遍。当一只箱子从海底被打捞上来时，甲板上人们激动不已。
船员们开始认为沉船找着了，但海底沉箱内的物品证明他们弄错了。事实上，他们发现的是另一艘沉没多年的船。
From this the captain was able to piece together all the information that had come to light.