包含 ectoderm 的英语例句 | 欧路词典例句词典

1.The primitie mouth, or stomodeum, is a slight depression on the surface of the ectoderm.

1.原口（或口凹）是外胚层表面一个轻微凹。

2.Bilateral oal thickenings of the surface ectoderm, called nasal placodes, then deelop on each side of the inferior part of the frontonasal prominence.

2.外胚层表面呈双边卵圆形增厚形成鼻板，展成为额鼻隆起下半部分。

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原声例句

科学大揭秘

1.The jellyfish absorbs oxygen through its ectoderm and can store it in the mesoglea.

水母通过外层吸收氧气，并将其储存在中胶层中。

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Osmosis-生殖

2.During fetal development, the entire body derives from three layers, called germ layers, the ectoderm, mesoderm, and endoderm.

过程由三个层组成，分别是：外层、中层与内层。

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Osmosis-生殖

3.The other type are immature teratomas, and they develop specifically from neuroectoderm cells - which come from the ectoderm layer.

二种是未成熟畸瘤，专门由神经外层细而来，来自外层。

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科学大揭秘

4.The layer of cells, the endoderm, is thin, like the ectoderm, allowing nutrients to be directly absorbed into the surrounding cells.

细的内层很薄，像外层一样，可以让营养物质直接被周围的细吸收。

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科学大揭秘

5.The jellyfish body is mainly composed of mesoglea, a jelly-like fluid sandwich between the outer ectoderm and the inner digestive cavity the endoderm.

水母的身体主要由中间胶质组成，中间胶质是一种果冻状的液体，夹在外外膜和内消化腔内膜之间。

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Osmosis-神经

6.Very early on in fetal development, the ectoderm which is the outer layer of the fertilized egg starts to develop a bit of a ridge that eventually becomes the neural tube.

在儿的早期，受精卵的外层，即外层，开始形成脊状突起，最后形成神经管。

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