◎Cambridge Discovery Education Interactive Readers are the next generation of graded readers - captivating topics, high-impact video, and interactive exercises designed to motivate and engage.
Discover the many mysteries of the sea - shipwrecks and sunken treasure, deep sea creatures and mythical monsters - and how people explore this amazing place.
即便人類自古的生活即與海洋密不可分，海洋至今仍有許多不為人知的祕密。此書告訴你更多航海的故事、海怪的真相、與人類在海底的生活。