1．cloudy的意思是多云的；阴天的；愁容满面的。
2．The day was dull, with a cloudy sky.
天气阴暗多云。
3．The legal position is very cloudy.
法律对此的态度十分模糊。
4．This is a cup of cloudy water.
这是一杯混浊的水。
