牛津电影里 70%
成功希望不大的尝试;把握不大的猜测;姑妄一猜
an attempt or a guess that is not likely to be successful but is worth trying
编辑释义电影里 30%
根本不;差得远;绝不是
Used after not to say something is not true at all, or is nowhere near the case.
Not by a long shot.
释义来自《牛津高阶英汉双解词典》第 9 版