However, they are given by the pregnancy cycle data.

然而，它们是既定周期中受孕期的资料。

youdao

If, however, you've missed a dose - or several doses - during a cycle, you might be at higher risk of unintended pregnancy during that cycle.

如果漏服了一个周期内的一片或者数片药物，那么该周期内非意愿性妊娠的风险将增加。

youdao

Change in the miscarriage rate, live birth rate per cycle started, or the multiple pregnancy rate.

流产率，已启动的周期活胎出生率或多胎妊娠率的变化。

youdao

Her mother was a teenage mother, as well as her grandmother, so you can see the cycle of teen pregnancy,"

VOA: standard.2009.12.04

By 40, a woman's reproductive chance is less than 5% per cycle, so a natural pregnancy is rare.

CNN: Halle Berry joins growing group of older moms

It follows the lives of individuals at the key stages in the human life cycle: birth, childhood, adolescence, pregnancy, adulthood, old age and death.

BBC: Fantastic journey through the seven ages of man