frequency的意思

基本释义

• n 屡次；次数；频率

  the number of times that something happens within a particular period of time or within a particular group of people

例句

1. Side effects from prescribed drugs are being reported with increasing frequency (= more and more often ) .

   处方药的副作用正越来越频繁地被报道出来。

2. The relative frequency of fraternal twins has halved since 1950.

   自1950年以来，异卵双胞胎的相对出生率下降了一半。

短语

• high frequency 高频
• low frequency 低频率；低周波
• frequency domain [化]频域；频率范围
• frequency conversion 频率变换
• radio frequency 无线电频率

近义词

同根词