but however..区别是什么but however yet while 区别是什么

but however..区别是什么but however yet while 区别是什么 however与but的区别是什么? however while but 的区别是什么呢 but和however区别 but 和however 的区别 but yet while however 区别 but与however的区别 however和but的区别 however与but 的区别用法区别 英语however/but/although用法区别 英语：however与but区别?详细! however和but有什么区别 yet however but while 的区别 However和but的区别和用法 英语转折连词问题but however while yet 四个词的用法区别是什么 but 与however 的区别是什么?he left his son a large fortune,however,his son hardly appreciated it.正确答案这里的however应该被换成but,可是为什么呢?求教, however 和but 的区别用英文回答 but和however在用法上有区别吗?