uncertain

[ʌn'sə:tn]

adj.不确定的, 不稳定的, 易变的

例句与用法：

It seems uncertain why he lost the election.

他落选的原因似乎并不清楚。

The company's future is uncertain.

这家公司前途未卜。

I told him in no uncertain terms to mind his own business.

我直截了当地叫他别管闲事。

I told him what I thought of him in no uncertain terms!

我毫不含糊地把我对他的看法告诉了他。

I'm uncertain whether to go or not.

我不能肯定去还是不去。

The uncertain weather delayed our departure.

天气变换莫测，延误了我们启程。

词形变化：

副词: uncertainly | 名词: uncertainness |

详细释义：

a.

1. 不明确的; 含糊的; 不确定的

The date of his departure is uncertain.

他离开的日期尚未确定。

2. (人对……)不能确信, 不确知[Z][F][(+of/about)][+wh-]

I am still uncertain whether he will come today.

我仍不能肯定他今天是否会来。

3. 无常的, 易变的, 靠不住的

We didn't have the picnic because the weather was uncertain.

我们没有出去野餐, 因为天气变幻莫测。

4. 不稳定的, 变动的

短语词组：

be uncertain of/about

1. 对……不能肯定

He was uncertain of the meaning of the sentence.

他对那句子的意思不能确定。