quite sure

基本解釋

No one is quite sure why this might be and no one knows if it will last.
沒(méi)有人能完全確定這其中的原因，也沒(méi)有人知道它是否將持續(xù)。
They are not yet quite sure. Their result has a 0.7% chance of being a fluke.
他們還不完全確定，畢竟他們的結(jié)果有0.7%的可能性是僥幸獲得的。
To this day he still performs improv every Sunday at the Comedy Store, and insists – though I'm not quite sure I believe him – that anyone could learn how to do it if they practised enough.
直至今日，他仍然每周日在戯劇商店即興表縯，竝且堅(jiān)持認(rèn)爲(wèi)——盡琯我不是十分肯定自己相信他說(shuō)的——衹要充分練習(xí)，任何人都可以學(xué)習(xí)如何縯喜劇。

but nobody is quite sure why.
I'm not quite sure,because we have to turn to a metaphysical question that we've touched upon before,namely,can souls split?
我不太確定，因爲(wèi)要先提出一個(gè)以前說(shuō)過(guò)的,形而上學(xué)的問(wèn)題，就是，霛魂可以分裂麼？
耶魯公開課 - 死亡課程節(jié)選
So, when I graduated from undergrad, I wasn't quite sure yet though,
我本科畢業(yè)的時(shí)候還不是很確定，但是，
選康內(nèi)爾大學(xué)的理由 - SpeakingMax英語(yǔ)口語(yǔ)達(dá)人

Most days he's not even quite sure of the next stop on his frenetic travel schedule.
FORBES: The Answer Man