appear否定前缀是什么

appear否定前缀是dis，disappear 的中文意思是“v. 消失，不见失踪，丢失不复存在，灭绝”

Industry may disappear if the manufacturing economy remains on a downswing.如果制造业持续下滑，工业可能会不复存在。

They run away from the problem， hoping it will disappear of its own accord.