周期 (zhōu qī) — period, cycle
Definition
周期 means a recurring 'period / cycle' — a fixed interval that repeats (one year, 28 days). More technical and regular than 时期 (an open-ended phase); more about the repeated loop than 循环 (the verb 'to circulate').
noun
periodcycle
Examples
- 周期。Dì qiú zhuàn dòng de zhōu qī shì yì nián.The Earth's rotation cycle is one year.
- 周期28。Nǚ xìng de shēng lǐ zhōu qī dà yuē shì 28 tiān.A woman's menstrual cycle is about 28 days.
- 周期。Zhè ge jī qì de wéi xiū zhōu qī shì sān gè yuè.The maintenance cycle of this machine is three months.
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