gestation period
复数形式
gestation periods
1
妊娠期, 怀孕期
the duration between conception and birth during which an embryo or fetus develops in the uterus
- In humans, the average gestation period lasts approximately 40 weeks from conception to birth.
在人类中，妊娠期从受孕到出生平均持续约40周。
- Elephant mothers undergo one of the longest gestation periods in mammals—nearly 22 months.
大象母亲经历哺乳动物中最长的妊娠期之一 — 近22个月。
- Farmers track the gestation period of dairy cows to schedule calving and optimize milk production.
农民跟踪奶牛的妊娠期来安排产犊并优化牛奶生产。
- The gestation period of a mouse can be as short as 19 to 21 days, enabling rapid population growth in research colonies.
老鼠的妊娠期可短至19至21天，使得研究群体中种群快速增长成为可能。
- Obstetricians use ultrasound measurements and last menstrual period dates to estimate a pregnant woman's gestational age throughout the gestation period.
产科医生使用超声波测量和末次月经日期来估计孕妇在整个妊娠期的孕龄。
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