简述西方政治思想史发展的基本线索。

简述亚里士多德在西方政治思想史上的地位。

学习中外政治思想史，可以帮助我们正确认识民族传统文化，准确认识西方政治文化，并深化对（）的理解。

现代许多西方学者对国家的形式特征的描述，主要包括具有一个中央政治权力中心以及下列特征（）。

简述西方政治思想的历史沿革时间跨度。

Every deliberate act of wrongdoing by the master or any of the crew against the ship or cargo，without the authorization or privity of the Shipowner or his agent，is（）.

（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.

The （） is used for hauling in or letting out the wires or ropes.

Vessels must be（）valid certificate of nationality or certificated of registry or license.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。