nighttime

n.夜间

adj.夜间的

Will you enhance the nighttime population? 你将去扩大夜间活动的人口的数量吗？

Nighttime temperatures in winter often drop below freezing. 冬天的夜间温度，经常低于冰点。

According to this study, there is evidence that nighttime construction is more hazardous than daytime construction. 根据本研究，结果显示夜间的营建工程比日间有更大的危险性。