a half-baked idea
不成熟的想法
牛津词典
I didn't want to make things worse by coming up with half-baked notions.
我可不想一拍脑门想出些馊主意而把事情搞得更糟。
This is another half-baked scheme that isn't going to work...
这又是一个不靠谱的计划,是不会成功的。
"an impractical solution"
"a crazy scheme"
"half-baked ideas"
"a screwball proposal without a prayer of working"