Meaning
频率 refers to how often something occurs within a specific time period or the rate of repetition. In physics, it means the number of cycles per unit time (measured in Hertz). In everyday usage, it describes how frequently an event, action, or behavior happens.
Usage
Commonly used in both technical/scientific contexts (sound waves, radio frequencies) and everyday conversation (how often you exercise, eat certain foods, or do activities). Often paired with measure words like 次 or appears with 高/低 to indicate high/low frequency.
Examples
- 01这个词在日常对话中的使用频率很高。.This word has a high frequency of use in daily conversation.
- 02医生建议我增加锻炼的频率。.The doctor suggested I increase the frequency of my exercise.
Characters
Common collocations
- 频率高high frequency
- 频率低low frequency
- 使用频率frequency of use
- 出现频率frequency of occurrence
Origin
频 originally meant 'shore' or 'bank' but evolved to mean 'frequent' through the idea of waves repeatedly hitting the shore. 率 means 'rate' or 'proportion'. Together they form the modern technical and colloquial term for frequency.