He was near the sea-shore with his back to it, and our navy occupied the harbors. 尤利西斯·格兰特.U．S．格兰特的个人回忆录.
How are Harbors Dredged Out? 佚名.神奇的知识之书.
Similarly the fifth book begins with a discussion of the theori es of Pythagoras, but its real topic is public buildings--fora, basilicas, theaters, baths, pal?stras, harbors, and quays. 李贝.西洋科学史.
With the construction of canals and harbors, great improvements have been made in dredges. Edward W. Byrn.十九世纪发明进展.