在晚上很安静可以用英文表示为 "It is quiet at night."
这句话的来源是晚上的安静情况。
下面是一些使用 "It is quiet at night." 的例句：
"I love pving in the countryside because it is quiet at night." (我喜欢住在乡下，因为晚上很安静。)
"I have trouble sleeping if it isn't quiet at night." (如果晚上不安静我就很难入睡。)
"It is so quiet at night that I can hear the crickets chirping." (晚上很安静，我能听到蟋蟀的声音。)