詞彙 periods 在中文的含義

periods 在英語中是什麼意思?與 Lingoland 一起探索這個詞的含義、發音及具體用法

periods

名詞

1.
2.

時期

the interval of time between successive occurrences of the same state in an oscillatory or cyclic phenomenon, such as a mechanical vibration, an alternating current, a variable star, or an electromagnetic wave.