A lot of the talk was apparently vague and general.

很多话明显是些含糊的泛泛之论。

The description was pretty vague.

描述相当模糊。

They have only a vague idea of the amount of water available.

他们只是大概知道可用水的总量。

He was vague, however, about just what US forces might actually do.

然而，他对美军实际可能采取的行动却含糊其辞。

Marx was intentionally vague about the structure and functioning of the socialist economy.

马克思故意对社会主义经济的结构和运转含糊其辞。

He was conscious of that vague feeling of irritation again.

他又一次感到有点儿恼火。

The bus was a vague shape in the distance.

远处的那辆公共汽车只是一个模糊不清的轮廓。