大家都搜：
夜间通信频率
1、frequency equation───频率方程
2、cumulative frequency───[统计]累积频率，[电子]累积频数
3、cutoff frequency───截止频率
4、frequency generator───[计]频率发生器
5、frequency───n.频率；频繁
6、frequency modulation───调频
7、frequency range───频带; 频段；[电子][通信]频率范围
8、frequency polygon───[统计]频数多边形
9、night night───晚安（非正式）
1、At night, the ripples are accentuated by dynamic lighting activated by the frequency and intensity of the China Sea tide.───夜幕降临，南海深处涌动莫测的潮汐，在窗前投下活力无限的粼粼波光。
2、That night, the researchers measured one particular sleep phenomenon: the brief bursts of high-frequency waves known as “sleep spindles.”───那天晚上，研究人员研究了一种特殊的睡眠现象：出现的短暂高频率脑电波，即众所周知的“睡眠纺锤波”。
3、You see, last night I ran some tests to determine exactly what frequency Shade would have to be using to receive the tree's responses in that particular timbre.───你瞧，昨晚我进行了几项测试，以便确定薛德会使用怎样的频率来接收大树的响应。