in Portland cement, 1720, named by its inventor, English mason Joseph Aspdin, from resemblance of the color to the stone of Portland peninsula on the coast of Dorsetshire. The place name is literally "land surrounding a harbor," Old English Portlanda. Portland, Maine, U.S.A., took its name 1786, for the place in England. Portland, Oregon, was said to have been named for the city in Maine, which won the honor by a coin toss over Boston.
权威例句
1. The Washougal empties into the Columbia River near Portland.
沃舒格尔河在波特兰附近注入哥伦比亚河。
2. A significant exhibition of contemporary sculpture will be on view at the Portland Gallery.
一场关于当代雕塑的重要展览即将在波特兰美术馆开展。
3. What documents should he attempt to procure from Portland?
他应从波特兰那里收买什么文件?
4. The holes of anchor bolts will be grouted with normal ( Portland, non - shrinkage ) cement mortar.
这些地脚螺孔将灌入普通 ( 波特兰, 无收缩 ) 水泥砂浆.
5. It's in Portland place, just south of Regent's Park.