汉语“舞台”一词在“历史舞台”中的词义是（）。

汉语“舞台”一词在“历史舞台”中的词义是（）。

“体操”一词来源于古希腊语，它的意思是（）。

清真饮食习俗源于（），清真一词在古汉语中有（）之意，曾为（）广泛使用。

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。

“东作”一词在中国的意思是（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。