1. gestation

1. 妊娠：绝大多数哺乳类均为胎生(vivipary),它们的胎儿借一种特殊的结构--胎盘(pla-centa)和母体联系并取得营养,在母体内完成胚胎发育过程--妊娠(gestation)而成为幼儿时始产出.

2. 怀孕：虽然怀孕(gestation)后期的营养不良很少会引起胎儿的缺陷. 及低出生体重(low birth weight)的现象. 中度到轻微的影养不良虽对受孕的影响较小,但对母亲及小孩的健康却有可能有较长远的影响. 胎儿与婴儿死亡率较高,也有较多的并发症;

3. 怀孕期：的一种物质 可以帮助熊猫宝宝消化食物吸收营养会阴部(Perineum):大熊猫外生殖器与肛门连线的区域这个地方通常比较敏感胸腺(Thymus)为机体的重要淋巴器官其功能与免疫紧密相关位于胸腔前纵隔怀孕期(Gestation)从大熊猫交配或人工

4.

4. 孕期：胸腺(Thymus)为机体的重要淋巴器官其功能与免疫紧密相关位于胸腔前纵隔怀孕期(Gestation)从大熊猫交配或人工授精的时间到能猫宝宝出生的这段时期

1. 怀孕（期）；妊娠（期）
    Gestation is the process in which babies grow inside their mother''s body before they are born.

    e.g. ...the seventeenth week of gestation...
           妊娠第17周
    e.g. The gestation period can be anything between 95 and 150 days.
           妊娠期从95天至150天不等。

2. （想法等的）构思，酝酿，孕育
    Gestation is the process in which an idea or plan develops.

    e.g. ...the prolonged period of gestation of this design.
           这项设计漫长的构思阶段

1. the conception and development of an idea or plan

2. the state of being pregnant
    the period from conception to birth when a woman carries a developing fetus in her uterus

    Synonym: pregnancymaternity

3. the period during which an embryo develops (about 266 days in humans)

    Synonym: gestation period