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荷兰又叫尼德兰,意即“低洼之国”。荷兰境内地势非常低平,在4万多平方公里的国中,约有27％的土地低于海平面。生活在这样的国土环境里,如果没有海堤和河堤的保护,许多人将失去家园。在历史上,荷兰人深受北海之苦,据统计,从13世纪至今,荷兰被北海侵吞了56万多公顷的土地。 面对大自然的肆虐,荷兰人民从来没有屈服过。在很久以前,他们就开始修筑堤防,建造堤坝、水闸,形成了一整套防水系统,进而围海造陆,开拓国土资源。其中规模较大的是本世纪初开始的疏
Netherlands is also called Netherland, meaning “low-lying country.” The terrain is very flat in the Netherlands, with about 27% of the more than 40,000 square kilometers of land below sea level. Living in such a homeland environment, many will lose their homeland without the protection of seawalls and embankments. Historically, the Dutch have suffered so much from the North Sea that, according to statistics, more than 560,000 hectares were invaded by the North Sea from the 13th century to the present. In the face of the ravages of nature, the Dutch people have never given in. A long time ago, they started to build embankments, built dams and sluices, and formed a complete set of waterproofing systems, thereby creating a land around the sea and opening up land and resources. One of the larger is the beginning of this century sparse