幼体

Our analysis demonstrates that energy content of young alewives varies across years, seasons, lakes, and ontogeny.

研究结果表明：幼体灰西鯡的能量状况，在不同年份、不同季节、不同湖区、个体之间均有变化。

Every oocyst could hatch 3 larvae at least and 10 at most.

经实验观察1个卵囊最多能孵出涡虫幼体10条，最少3条。

In addition to observations on larval behavior in amphibians and pre-hatching behavior in chick embryos, an impressive amount of information exists on prenatal behavior in mammals, ranging from the primitive opossum to human fetuses.

除对两栖动物的幼体行为及小孩胚胎孵化前的行为之观察外，也有大量的令人印象深刻的哺乳类产前行为的资讯、从负鼠分布到人类胎儿。

Over the course of millennia, dianogas have propagated to distant worlds in their microscopic larval forms.

经过了数千年的时间，戴亚诺卡以它们微小的幼体形态增殖扩散到遥远的世界各处。

The main features are: body temperature is not constant; oviparous, larvae live in water, after metamorphosis after ...

主要的特征是：体温不恒定；卵生，幼体在水中生活，经变态后。。。

When I watched a tiny zebra fish for over three hours through a confocal microscope, waiting for it to feed on paramecium, the patience needed for research became apparent.

当我通过共焦显微镜观察一条斑马鱼幼体，等待着它捕食草履虫的时候，我发现了耐心对于学科研究来说尤为重要。

This ability is crucial for phototaxis the swimming towards light exhibited by many zooplankton larvae.

这对于动物的趋光性是非常重要的，很多浮游动物的幼体都表现出了这种趋光性。

In the adult, or medusa stage of a jellyfish, they can reproduce sexually by releasing sperm and eggs into the water, forming a planula.

在海蜇成体或水母体阶段，它们通过将精子和卵于释放到水中形成浮浪幼体而进行有性繁殖。

Pigeon-like bird of arid regions of the Old World having long pointed wings and tail and precocial downy young .

东半球干旱地区象鸽子的鸟，翅膀和尾巴长而尖，幼体刚孵出便覆有绒毛。

With the amplification of farming scale and increase of yield, a series of problems to be resolved urgently appear in production, for example: Bad ovary development of female crab, inclining egg-holding rate, high mortality of embryo development, low survival rate of juvenile crab, the shortage of good quality juvenile, precociousness of crab etc.

随着河蟹养殖规模的扩大、集约化程度和产量的提高，在实际生产中出现了一系列亟待解决的问题，雌蟹亲体的性腺发育不良、抱卵率下降、胚胎发育死亡率高、幼体育成率低、质优量足的苗种供应不足、河蟹性早熟等问题，都严重制约了河蟹养殖业的健康、稳步发展。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失