表示不是很确定 doubtful ; uncertain
但是你不是很确定 but you're not quite sure
我不是很确定啦 I'm not so sure ; I am not sure
我不是很确定 I'm not so sure ; I'm not sure
我的确是不明白 I-I mean,i don't understand
不太确定是否要告诉 Not sure whether to tell
总是不确认而应用更改 Always apply changes without confirmation
尽快可不是确切时间 As soon as possible is not a specific time
这答案不是正确的 This answer is not accurate
下面哪一项不是正确的 Which of the following is NOT true
这听起来并不是“史无前例”(这是经合组织教育研究负责人安德里亚·施莱歇尔(Andreas Schleicher)形容麦肯锡所提出的方法时说的)：学校是不是的的确确都已经做到了呢？
That may not sound exactly "first-of-its-kind" (which is how Andreas Schleicher, the OECD's head of education research, describes McKinsey's approach) : schools surely do all this already?
就单棵树(individual tree)来说Pando并不是最古老的树，但是生长在犹他州的无性系颤杨(Quaking Aspen)确又的确是最古老的。
While Pando isn't technically the oldest individual tree, this clonal colony of Quaking Aspen in Utah is truly ancient.
重要的不是谁听见你起誓，而是你确曾起誓。
What matters is not who heard your vow, but that you made it.
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