什么因素导致了这种发育的转折点？
What factors are responsible for this developmental turning point?
这种双侧不对称开始出现在青少年发育的第六阶段。
This bilateral asymmetry begins to appear in the juvenile sixth stage of development.
另一个看似合理的解释——婴儿在发育的这个阶段不会形成持久的记忆——也是不正确的。
Another seemingly plausible explanation—that infants do not form enduring memories at this point in development—also is incorrect.
路易斯和布鲁克斯认为，当儿童不借助于观察偶然行为，也能通过视觉认出自己时，他们就达到了发育的一个重要里程碑。
Lewis and Brooks argued that an important developmental milestone is reached when children become able to recognize themselves visually without the support of seeing contingent movement.
自闭症儿童的学习和思考方式与正常发育的儿童不同。
Autism does not allow learning or thinking in the same ways as in children who are developing normally.
有些学校已经准备好了，但仍有许多学校在孩子大脑快速发育的这个关键时刻，还没有准备好。
Some show up ready, but many do not at this critical time when young brains are developing rapidly.
果蝇在家中招人讨厌，但却是一个历史悠久的实验对象。通过研究果蝇，科学家们得以揭开胚胎发育的秘密。
Studying the fruit fly, a household nuisance but a time-honored experimental subject, has enabled the secrets of how embryos develop to begin to be unraveled by scientists.
然而，在粒间孔发育的岩石中，流体必须在颗粒周围的曲折通道中流动；而这种曲折通道会对其流动产生阻力。
In the intergranular spaces of rocks, however, fluid must flow around and between grains in a tortuous path; this winding path causes a resistance to flow.
报告说，正在发育的大脑特别容易受到这些产品里可能含有的某些化学物质的毒性影响，而这些化学物质造成的损害可能是永久性的。
The developing brain, the report says, is particularly vulnerable to the toxic effects of certain chemicals these products may contain, and the damage they cause can be permanent.
当我们了解了更多关于人类细胞的DNA，以及它是如何控制细胞的生长和发育的，那么也许我们可以解释一个非常重要的观察结果。
As we learn more about the DNA in human cells and how it controls the growth and development of cells, then maybe we can explain a very important observation.
评估蝶枕软骨结合发育的高分辨率CT扫描所见。
Evaluate the development of the sphenooccipital synchondrosis on high resolution CT scans.
用西花蓟马同时添加蜂蜜水对其进行饲养，研究蜂蜜水对它生长发育的影响。
It was fed with Frankliniella occidentalis and hydromel to study effects of hydromel on its development.
相反，它们不是在北极熊的颅腔上发育的。
On the contrary, they are not developed on the endocast of the polar bear.
这使得正在发育的TE在鼓泡后突出，从而促进了活检。
This allows the developing TE to protrude after blastulation, facilitating the biopsy.
地应力卸荷、风化、流水侵蚀、植物根劈是危岩发育的主要原因。
The developing of dangerous rock is due to release of in-situ stress in rock, aeolation, water erosion and root flerry.
目的是观察IL-6 对大鼠体内约氏疟原虫红外期发育的影响。
The aim is to investigate the effect of IL6 on the development of exoerythrocytic forms of Plasmodium yoelii.
对控制多趾的相关基因及其分子机制进行研究，有利于我们深入了解多指（趾）畸形的形成机制，揭示肢体发育的过程和机理。
Study the genes of polydactyly and molecular mechanism can help us to know how limbs form and reveal the producing process of limbs.
它将正在发育的鱼卵置于高压之下。
It does so by subjecting the developing eggs to high pressures.
这个早晨我打算关注于神经发育的问题。
I'm going to focus this morning on neurodevelopmental problems.
在大脑发育的敏感期，柏令吉说，有许多事情会出错。
In the sensitive process of brain development, Bellinger said, there are a lot of things that can go wrong.
在地球上，老鼠干细胞是研究干细胞分化和发育的模型。
On Earth, mouse stem-cell balls are considered a model for understanding how stem cells differentiate and develop.
这种交互作用可以出现在发育的不同时期，进一步增加变异的机会。
Thisinteraction can occur at varying points during development, further increasing the opportunities for variation.
儿童正在发育的大脑和组织是最容易受到手机辐射上海的。
Children’s developing brains and tissues are thought to be most vulnerable to cellphone radiation.
新的标准以母乳喂养的儿童为基础，作为生长和发育的规范。
The new standards are based on the breastfed child as the norm for growth and development.
营养不足对胎儿发育的不良影响已经得到了很好的文献证明。
The ill effects of undernourishment on fetal development have been well documented.
可能白人女孩还没有触到生物学上性发育的最小年龄，”他说。
Maybe white populations have not arrived at that biologic minimum," he says.
研究者认为，在怀孕期间，肠道细菌可能释放出影响胎儿脑发育的化合物。
During pregnancy, gut microbes may release chemicals that affect fetal brain development, the researchers say.
成胎期，基因变异仅仅是个开始，下游还有一系列最终会影响指纹发育的因素。
That mutation is also the first link in a long chain of events that ultimately affects fingerprint development in the womb.
成胎期，基因变异仅仅是个开始，下游还有一系列最终会影响指纹发育的因素。
That mutation is also the first link in a long chain of events that ultimately affects fingerprint development in the womb.
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