a billion and a half

a billion and a half three-and-a-half billion 翻译：a billion and half dollars one and one-half billion和one and a half billion那一句常用啊 by two thousand twenty,a billion and a half people will live in slums by three and a half billion years agoBy three and a half billion years ago the highly complicated molecule DNA had emerged.这句话中的by和ago为什么可以同时用?不都是在.之前的意思吗? one and a third billion是什么意思? one and one half billion 是多少? one and a half a quarter and a half 英语翻译More than half of the 98 deals were in the energy,resources and consumer sectors.A total of52 deals - worth $29.1 billion - took place in the two sectors in the first half,up from 49 transactions totaling $17 billion in the first half of THREE AND A HALF怎么样 one + 名词 + and a half one kilo and a half one and a half ticket 英语翻译The European Union is grasping a truly opportunity----uniting a once-divided continent and creating a peaceful,stable and democratic European.this enlargement will also create a single market of nearly half billion consumers,with excellen one and half还是one and a half an hour and half还是an hour and a half