例句：The sun went behind a cloud.
Her father's illness cast a cloud over her wedding day.
The hens darted away on all sides, raising a cloud of dust.
例句：Doubts were beginning to cloud my mind.
Her face clouded over with anger.
It was beginning to cloud over.
His last years were clouded by financial worries.
Steam had clouded the mirror.
Trish's face clouded with disappointment...
The mirror clouded beside her cheek...
Perhaps anger had clouded his vision, perhaps his judgment had been faulty...
The atmosphere has already been clouded by the BJP's anger at the media.