妊娠代孕技术的英文：
gestational surrogacy

To gestate a scheme.
酝酿一个计划。

They gestated a scheme.
他们酝酿了一个计划。

She need to gestate offspring.
她需要孕育后代。

The mark on the surface of the abdomen of mammals where the umbilical cord was attached during gestation.
脐哺乳动物腹表面的痕迹，在那儿怀孕期间脐带附着

The gestation period in cattle——the time that elapses between conception and birth——is about 287 days.
牛的妊娠期（即从怀孕到生产的这段时间）大约是287天。