晚上就是天黑以后的时间，一般是我们吃晚饭和睡觉前的那段时间。

晚上 is the time after dark, usually the period when we have dinner and before going to bed.

我们常说“晚上好”，也可以说“今天晚上”做某件事。

We often say "晚上好" (Good evening), and can also say "今天晚上" (tonight) to do something.