frequency /ˈfri:kwənsi/ n. ［c］ 1. 频繁，频度: adverbs of frequency 频度副词The frequency of accidents on that road gives the doctors a lot of work. 那条路上频繁的交通事故增加了大夫的工作。 He uses slang words with great frequency. 他经常用俚语。2. 频率: medium frequency 中频；very high frequency 甚高频 They use dozens of different frequencies and broadcast three sets of programmes simultaneously. 他们用几十个频率同时广播三套节目。
frequent /ˈfri:kwənt/ adj. 经常的，频繁的：There’s frequent rainfall on that island. 那岛上经常下雨。Storms are frequent in August. 八月份常有暴风雨。Meetings are annoyingly frequent these days. 这些天来会议多得令人心烦。
frequently adv. 经常地，屡次地
