海事基础英语综合教程2课件总主编何明珠 主编赵志刚ISBN 9787566309761 Unit2 B2.pptVIP

1.?The continuous body of salt water that covers 72 percent of the Earths surface. 2.The average salinity of ocean water is approximately three percent. 3.The deepest known area of the ocean, at 11,034 m (36,192 ft) is the?Mariana Trench, located in the western Pacific Ocean. 4.Any of the principal divisions of this body of water, including the Atlantic, Pacific, Indian, and Arctic Oceans. 5.It comes from the Greek?Okeanos,?a river believed to circle the globe. 6.The word?sea?can also mean the vast ocean covering most of the world. But it more commonly refers to large landlocked or almost landlocked salty waters smaller than the great oceans, such as the Mediterranean Sea or the Bering Sea. A brief introduction to China The People’s Republic of China is the full official name of China, whose capital is Beijing. It has a land area of about 9.6 million square kilometers and it is one of the largest countries in land size in the whole world. China is located in East Asia, on the western shores of the Pacific Ocean. It has a continental land boundary of more than 20,000 kilometers and adjoins Korea in the east, the People’s Republic of Mongolia in the north, Russia and Kazakhstan in the northeast and northwest, Afghanistan, Pakistan, India, Nepal, Sikkim and Bhutan in the west and southwest and Burma, Laos and Vietnam in the south. The continental coastline is more than 18,000 kilometers long and looks across the seas towards Japan, the Philippines, Malaysia, Indonesia and Brunei. proportion n. 1) part or share 部分 e.g. Water covers a large proportion of the earth’s surface. 水覆盖了地球表面的大部分。 2）ratio 比例 e.g. A higher proportion of Americans go on to higher education than is the case in Britain. 美国人上大学的比例大于英国。 2. territory n. a part or share of the whole 领土，领地 e.g. ① They have refused to allow UN troops to be stationed in their territory. 他们拒不允许联合国部队驻扎在他们的国土 上。 ② occupied territories被占领的土地 3. marginal adj. not part of a main or important