will all but disappear中but是什么用法原句是Their research suggests that if these outbreaks continue,then local populations of wild pink salmon will all but disappear.
问题描述：
will all but disappear中but是什么用法
原句是Their research suggests that if these outbreaks continue,then local populations of wild pink salmon will all but disappear.
答
习惯用法，
all but....最终只能怎么样。。。。
大量的鲑鱼会消失（灭绝）
答
副词all but英英：(of actions or states) slightly short of or not quite accomplished几乎(差一点) 的意思.如：The car all but ran over him.车子几乎把他撵过去.The party was all but over when we arrived.我...