属于这类物质的有云母 、 瓷器 、 石英 、 玻璃 、 木材等等.To this class of substance belong mica, porcelain, quartz, glass, wood, etc.沥清铀矿和铜铀云母比纯铀的放射性强得多.Pitchblende and chalcolite are much more radioactive than uranium itself.它不能通过云母这样的不透水的物质.I...
The promise of huge profits seduced him into parting with his money.高额利润的许诺诱使他把钱出了手。His doctrines have seduced many into error.他的学说把许多人诱入歧途.He seduced her into an affair that had tragic consequences for both of them.他诱奸了...