cloud over

US /klaʊd ˈoʊvər/
UK /klaʊd ˈoʊvər/
"cloud over" picture
1.

어두워지다, 흐려지다

If a person's face clouds over, it shows that they are sad or angry.

:
Her face clouded over when she heard the bad news.
그녀의 얼굴은 나쁜 소식을 듣자마자 어두워졌다.
His expression clouded over as he considered the implications.
그는 그 의미를 생각하자 표정이 어두워졌다.
2.

흐려지다, 구름이 끼다

If the sky or the weather clouds over, it becomes covered with clouds and looks as if it is going to rain.

:
The sky began to cloud over, threatening rain.
하늘이 흐려지기 시작했고, 비가 올 것 같았다.
It was a beautiful morning, but by afternoon, it had clouded over.
아름다운 아침이었지만, 오후에는 흐려졌다.