trouble的形容词形式是:troubled忧虑的;烦恼的;不安的;麻烦多的;混乱的;扰乱的
它的第三人称单数: troubles复数: troubles现在分词: troubling过去式: troubled过去分词: troubled
The car developed engine trouble and we had to stop.
汽车发动机出了故障,我们只好停车。
But these are troubled times and many people fear for the future.
但这是乱世,很多人都为未来担心。
She was conscious of a troubled expression on Ann's face.
她注意到了安脸上露出了苦恼的表情。