| 释义 |
un·cer·tain /ˌʌnˈsɜːtən/
a.
1. 不确定的；不确知的；不能断定的
a manuscript of uncertain origin 来历不明的手稿
Our plans for our holidays are uncertain. 我们度假的计划尚未确定。
He was still uncertain about the whole thing. 他对整个事情仍心中无数。
He wandered around, uncertain of the direction to take. 他四处徘徊，拿不准该走哪个方向。
I'm uncertain whether to go or not. 我不能肯定是去还是不去。
They were uncertain (of) who was to blame. 他们拿不准该责备谁。
He looked from one to the other of us, as if uncertain (as to) which to address. 他朝我们两人从这个看到那个，像是决不定要跟谁讲话。
2. 不确信的；难以预料的，未定的
She came so late that she was uncertain of her welcome. 她来得很晚，所以怀疑是否会受欢迎。
The outcome of his case was uncertain. 他这案子的结果难以预料。
His future was unclear and uncertain. 他的前途不明朗，且难以预料。
The election results were still uncertain. 选举结果仍在未定之天。
3. 无常的，易变的；靠不住的；(行市)捉摸不定的
an uncertain temper 喜怒无常的脾气
uncertain weather 变幻莫测的天气
His aim is uncertain. 他的目标摇摆不定。
an uncertain ally 不可信赖的盟友
4. 不稳定的；闪烁不定的；变化的，变动的
an uncertain fire 摇曳的火
5. 模糊不清的；含糊的；不能全然理解的
an uncertain shape 模糊的形象
speak in uncertain English 说含糊不清的英语
We knew in no uncertain terms that their policies were not working. 我们清楚地知道他们的政策行不通。
a lady of uncertain age (常用作幽默语) 无法猜出其年纪的妇女 (多指中年妇女)
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