月经周期

The average length of a woman´s menstrual cycle is 28 days.

妇女的平均月经周期是28天。

Shively and colleagues found that the stressed monkeys had abnormal menstrual cycles.

Shively及其同事发现，处于压力下的猴子出现反常的月经周期。

Short menstruation cycle, not much bleeding, headache during the period.

月经周期偏短， 血量不多， 经期可有头疼。

Infertile women with normal menstrual cycle were selected as control group C.

月经周期正常妇女27例设为C组。

The doctor will ask about periods, passing of urine and bowel movements.

医生将询问病人的月经周期 、 排尿和肠蠕动的情况。