Extreme caution should be exercised when buying used tyres.

买二手轮胎时一定要极其谨慎。

The Chancellor is a man of caution.

这位财政大臣是个谨慎的人。

There was a note of caution for the treasury in the figures.

这些数据向财政部亮出了一个警告。

Tony cautioned against misrepresenting the situation.

托尼告诫说不要歪曲事实。

The statement clearly was intended to caution Seoul against attempting to block the council's action again.

很显然，这份声明用意在于警告首尔别再试图阻止委员会的行动。