The period of darkness between sunset and sunrise.

• The time when the sky is dark.

日落到日出之间的黑暗时段。

• 天空变暗的时间。

An evening set aside for a particular activity or event.

• A themed evening at a venue or group.

为某项活动安排的晚上或夜晚。

• 场馆或群体的主题之夜。

Short for good night, used when parting at night.

• A friendly farewell before sleep.

“晚安”的省略，用作夜间道别。

• 睡前的友好告别语。

To spend the night in a place; to overnight.

• To stay somewhere for one night.

在某地过夜；留宿一夜。

• 在一个地方待上一晚。