纪念碑圆柱圆柱 column
是这个世纪最后的圆满 is the last full Moon of this century
纪录圆筒 recording drum
奎松纪念圆环 Quezon Memorial Circle
到了15世纪末，大多数受过教育的欧洲人都知道地球是圆的。
By the late 15th century most educated Europeans knew the world was round.
但对于一些著名的蜘蛛，如巨型的金丝圆蛛，是近一次有新的物种被发现要追溯到19世纪。
But for some well-known varieties, such as the giant golden orb weavers, the last time a new species was discovered was in the 19th century.
在荷兰，被称作“北方威尼斯”的阿姆斯特丹的运河【译注：辛格尔运河以内的阿姆斯特丹17世纪同心圆型运河区(荷兰)】获得了承认，联合国教科文组织将同心圆型的17世纪辛格尔运河区加入了名录。
In the Netherlands, the canals of Amsterdam - the so-called "Venice of the north" - gained recognition, after Unesco added the 17th Century canal ring area inside the Singelgracht to its list.
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