不是很

not very; not particularly, isn’t … very …?

→ 不
phrase Common #1,850
not very; not particularly Placed before an adjective or verb phrase to express a low degree or soften a negative statement.
CH: 我不是很想出去。
EN: I don’t particularly feel like going out.

我不是很想出去。

I don't really want to go out.

不是很妥当

That’s not quite appropriate.

— 窃听风暴 (2006)

我不是很懂

I don't really understand.

— 出租车司机 (2017)

不是很辣。

It's not very spicy.

他们不是很可靠,是吗?

They're not very reliable, are they?

phrase Rare #23,957
isn’t … very …? In a rhetorical question, it suggests that something is indeed quite [adjective].
CH: 这听起来不是很浪漫吗?
EN: Doesn’t this sound very romantic?

不是很主观吗

Isn't that rather subjective?

— 爆裂鼓手 (2014)

亲爱的,你不是很恶毒吗?

Darling, aren't you being rather vicious?

— RRR:双雄起义 (2022)

这听起来不是很浪漫吗?

Doesn’t that sound romantic?

生活不是很让人失望?

Isn't life pretty disappointing?

— 东京物语 (1953)