2.spiral v.(物价等)不断急剧地上升(或下降)
例句:Prices are still spiralling.
物价仍在急剧上涨。
3.extradition n.(根据条约或法令对逃犯等的)引渡
4.logical adj.逻辑(上)的, 符合逻辑的
例句:To be specific, the argument in your graduation thesis is logical.
具体地说, 你的毕业论文符合逻辑。
5.sensitivity n.敏感;敏感度
例句:Such is the sensitivity of the information that only two people are allowed to know it.
这信息极为敏感, 只允许两个人知道。
6.frantically adv.疯狂地;狂热地
例句:He dashed frantically across the road.
他疯狂地跑过马路。