to close in
[phrase form: close]
01
包围, 威胁性地接近
to approach or surround someone or something, often in a way that is threatening or confining
例子
The children felt a bit frightened as the forest closed in around them during their hike.
孩子们在徒步旅行时感到有点害怕，因为森林逼近了他们。
02
缩短, 减少
(of the duration of daylight) to gradually decreases as the winter solstice approaches
例子
Living in northern latitudes means experiencing the days closing in more drastically as the winter solstice nears.
生活在北纬地区意味着随着冬至的临近，白天会缩短得更剧烈。
03
变暗, 闭合
(of the sky) to get darker as the night approaches
例子
We watched as the day came to an end and the sky closed in, revealing the twinkling stars above.
我们看着白昼结束，天空闭合，露出了上面闪烁的星星。
