莫不是

mòbùshì
  1. probably
  2. perhaps
  3. could it be that...?

CEDICT

can it be that; is it possible that

Wiktionary

大概、莫非。表示揣測的疑問詞。

重編國語辭典

Entry Composition

1 莫不 mòbù
  1. none doesn't
  2. there is none who isn't
  3. everyone
=2 是 shì
  1. to be (followed by substantives only)
  2. correct; right; true
  3. (respectful acknowledgement of a command) very well
  4. (adverb for emphatic assertion)
=2 是 shì variant of 是 shì

Related entries

橫是 héngshi
  1. probably
  2. most likely
大概 dàgài
  1. roughly
  2. probably
  3. rough
  4. approximate
  5. about
  6. general idea
我大概懂了。

I sort of understand.

Source: Tatoeba

大約 dàyuē
  1. approximately
  2. probably
大約吧。

Approximately.

Source: Tatoeba

想必 xiǎngbì
  1. presumably
  2. probably
  3. in all likelihood
  4. surely
依稀 yīxī
  1. vaguely
  2. dimly
  3. probably
  4. very likely
我依稀記得見過他。

I vaguely remember meeting him.

Source: Tatoeba

容或 rónghuò
  1. perhaps
  2. maybe
  3. probably
該 gāi
  1. should
  2. ought to
  3. probably
  4. must be
  5. to deserve
  6. to owe
  7. to be sb's turn to do sth
  8. that
  9. the above-mentioned
該走了。

It's time to go.

Source: Tatoeba

光景 guāngjǐng
  1. circumstances
  2. scene
  3. about
  4. probably
令人震惊的光景让了他吓得发抖。

The terrible scene made him tremble in fear.

Source: Tatoeba

大半 dàbàn
  1. more than half
  2. greater part
  3. most
  4. probably
  5. most likely
我已经活了大半辈子了。

I've already lived most of my life.

Source: Tatoeba

有可能 yǒukěnéng
  1. possible
  2. probable
  3. possibly
  4. probably
  5. may
  6. might
有可能吗？

Would that be possible?

Source: Tatoeba

興許 xīngxǔ (coll.) perhaps
只怕 zhǐpà
  1. I'm afraid that...
  2. perhaps
  3. maybe
  4. very likely
世上无难事，只怕有心人。

There are no difficult things in the world, but only weak-hearted people.

Source: Tatoeba

或 huò
  1. maybe
  2. perhaps
  3. might
  4. possibly
  5. or
柳橙汁或香檳?

Orange juice or champagne?

Source: Tatoeba

搞不好 gǎobuhǎo
  1. (coll.) maybe
  2. perhaps
恐怕 kǒngpà
  1. fear
  2. to dread
  3. I'm afraid that...
  4. perhaps
  5. maybe
恐怕不行。

I'm afraid not.

Source: Tatoeba

怕 pà
  1. to be afraid
  2. to fear
  3. to dread
  4. to be unable to endure
  5. perhaps
他怕蛇。

He's afraid of snakes.

Source: Tatoeba

許 xǔ
  1. to allow
  2. to permit
  3. to promise
  4. to praise
  5. somewhat
  6. perhaps
这里不允许抽烟。

Smoking is not permitted here.

Smoking isn't permitted here.

Smoking is not allowed here.

Smoking isn't allowed here.

Source: Tatoeba

可能 kěnéng
  1. might (happen)
  2. possible
  3. probable
  4. possibility
  5. probability
  6. maybe
  7. perhaps

classifier: 個

他可能忙。

Maybe he's busy.

Source: Tatoeba

好道 hǎodào
  1. don't tell me ...
  2. could it be that...?
抑或 yìhuò
  1. or
  2. could it be that...?
難道 nándào
  1. don't tell me ...
  2. could it be that...?
難道不是這樣嗎？

Is this not so?

Source: Tatoeba