861.fracture
美 [?fr?kt??r]
n.骨折；裂缝
She was found to have a hairline fracture of the skull.
她被发现颅骨上有一道极细的裂缝。
862.impermeable
美 [?m?p??rmi?bl]
adj.不可渗透的，不透水的
The external layer of the skin is relatively impermeable to water.
皮肤的外层不透水。
863.intersect
美 [??nt?r?sekt]
v.贯穿；相交
The plain is intersected by a network of canals.
一条运河网络贯穿这片平原。
864.momentous
美 [mo??ment?s]
adj.极重要的，严重的
History bears evidence that each momentous political change is usually followed by an economic revival.
历史证明，在每次重大政治变革之后而来的往往是经济的复兴。
865.loiter
美 [?l??t?r]
v.游荡
Please do not loiter in one street after school.
放学后，请不要在街头徘徊。
866.overbearing
美 [?o?v?r?ber??]
adj.专横的，横行霸道的
His overbearing insolence angered everyone.
他的傲慢无礼激起了大家的愤怒。
867.plumage
美 [?plu?m?d?]
n.鸟类羽毛，翅膀
The bright plumage of many male birds has evolved to attract females.
很多雄鸟进化出鲜艳的羽毛是为了吸引雌鸟。
868.respiration
美 [?resp??re??n]
n.呼吸
She was given artificial respiration and cardiac massage.
有人给她做了人工呼吸和心脏按压。
869.prudent
美 [?pru?dnt]
adj.审慎的，深谋远虑
We should be modest and prudent.
我们应该谦虚谨慎。
870.replica
美 [?repl?k?]
n.复制品，仿制品
An artist sculpted a full-size replica of her head.
一位艺术家按实际大小雕刻了一个她的头部模型。