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中国是滨海大国,海岸线长达18000多公里,可以说:海岸线是我们民族的生命线.翻开中国近代史,列强的入侵大多来自海上,历史经验证明:强国才能御敌,落后只能挨打.
China is a big coastal country with a coastline of more than 18,000 kilometers. It can be said that the coastline is the lifeline of our nation. Turning to the modern history of China, most of the invasion by the powers came from the sea. Historical experience shows that the powerful can defeat the enemy and can only be beaten behind.