可惜

regrettable; unfortunate; rewriteable; unfortunately; regrettably; unhappily; regret; pity; shame; it's a pity; it's too bad; it is to be regretted

不是

fault; mistake; error; no; naw; not; nope; not the case; not so; no way; far from it; nothing of the kind; rather than; I suppose not; not really; fail; blame; be not; is not; are not; am not; isn't; aren't; ain't; isn't it; isn't that so