周期
A series of events that are regularly repeated in the same order. It can refer to time, biological processes, or economic patterns.
Ejemplos
3 de 5这个项目的开发周期大约是三个月。
The development cycle for this project is about three months.
经济学家正在研究当前的经济增长周期。
Economists are studying the current economic growth cycle.
这种花的花期很短，也就是一个周期。
This flower's blooming period is short, just one cycle.
Familia de palabras
Truco para recordar
Think of '周' (week/circle) and '期' (period). A period that circles back like a week.
Quiz rápido
蝴蝶的生命______包括卵、幼虫、蛹和成虫四个阶段。
¡Correcto!
La respuesta correcta es: 周期
Ejemplos
这个项目的开发周期大约是三个月。
everydayThe development cycle for this project is about three months.
经济学家正在研究当前的经济增长周期。
formalEconomists are studying the current economic growth cycle.
这种花的花期很短，也就是一个周期。
informalThis flower's blooming period is short, just one cycle.
细胞分裂是一个复杂的生物学周期。
academicCell division is a complex biological cycle.
我们需要缩短产品的更新换代周期。
businessWe need to shorten the product replacement cycle.
Familia de palabras
Colocaciones comunes
Frases Comunes
项目周期
project cycle
波峰周期
peak cycle
生理周期
physiological cycle
Se confunde a menudo con
期间 (qījiān) means 'during a period of time'; 周期 (zhōuqī) means a 'repeating cycle'.
Notas de uso
Essential for IELTS Reading (biology/science) and Task 1 (process diagrams).
Errores comunes
Learners often use '时间' when '周期' is more accurate for repeating patterns.
Truco para recordar
Think of '周' (week/circle) and '期' (period). A period that circles back like a week.
Origen de la palabra
From '周' (circle/circumference) and '期' (time/period).
Patrones gramaticales
Quiz rápido
蝴蝶的生命______包括卵、幼虫、蛹和成虫四个阶段。
¡Correcto!
La respuesta correcta es: 周期
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