Can the daytime light,how understand the night dark depth

Can the daytime light,how understand the night dark depth During the dark night don't understand什么意思 英语翻译To understand the wideth and depth to which science can only can you understand me from the depth of your heart的中文 Light Up The Dark 歌词 you can't see them in the daytime,but if you go out at night see the______in the daytime,but you can it see it at night As in the daytime don't understand the black we are shed some light on why the night sky is dark 这句话什么意思? 翻译it is light during the day.it is dark at night.but sometim Alone in the dark night Daytime don't understand night black