刺槐与国槐的区别为小枝（）色，有托叶刺；总状花序春天开花，荚果（）状，开裂。原产北美，为我国北方重要的生态建设树种。

刺槐新枝为绿色，具有枝刺。

花的刺有什么作用（）。

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.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

啤酒花植株上所见的毛，可以分成（）的刺毛、绒毛、钩毛和多细胞的头状毛、盘状毛、杯状毛等。

啤酒花植株上所见的毛，可以分成单细胞的刺毛、绒毛、钩毛和多细胞的头状毛、盘状毛、杯状毛等。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

（）植物身上的刺是从哪里来的？