英语词义辨析discover,find,find out,invent有什么区别哥伦布发现新大陆用哪个

英语词义辨析discover,find,find out,invent有什么区别哥伦布发现新大陆用哪个 discover,find,find out,invent的区别 Discover、Invent、Find、Find out 的区别 develop invent discover find 有什么区别 discover,invent和find,find out 的区别 find out,discover,look for,find,invent之间的区别 discover,invent,find,find out 不同 谁能告诉我find,fing out,discover这三"发现"有什么区别 用find find out look for discover invent写一段话 find;find out;observe;discover的区别 discover,find和find out的区别 discover 和find 有什么区别