frequency

頻度、周波数

ある期間に何かが起こる回数。

やさしい英語で： How many times something happens during a particular period.

• The frequency of buses has increased.
• This radio uses a different frequency.
• Scientists measured the frequencies of the sound waves.

使い方： the frequency of something (We measured the frequency of delays.)

類義語： rate

よく使う表現： frequency of something, high frequency, radio frequency

頻繁さ

何かが何度もよく起こること。

やさしい英語で： The fact that something happens often.

• These mistakes occur with some frequency.
• She visits the library with considerable frequency.
• Accidents happen here with alarming frequency.

類義語： frequent occurrence

よく使う表現： with some frequency, with alarming frequency