按一般标准衡量, 地核是由相当致密的物质组成的.Judge by ordinary standards, the core is made of rather dense stuff.地球的中心是地核,地核的周围是地幔.The earth has a core and a mantle around it.一般认为地核至少是外核由镍和铁构成.The earth's core, at least the outer one is...
As she went past there was a gust of strong perfume.她走过时有一股浓烈的香水味。There were two lemon trees and I paused to enjoy their perfume.那里有两棵柠檬树，我不禁驻足品味柠檬的芬芳。She dabbed a drop of the musky perfume behind each ear.她在两耳后分别擦上一小滴麝香...