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The ovule is bitegminous and tenuinucellate.The archesporial cell locates under the nucellus epidermis, which develops into fuctional megasporocyte.

心表皮之下,直接起大功能。

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Tapetum (pl. tapeta) A food-rich layer surrounding the spore mother cells in the anthers of vascular plants.

维管植物花粉囊内包围富含营养物质一层结构。

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defuselation, defuser, defusion, defuze, defy, DEG, DEGA, degage, deganglionate, degas,

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3G, 401(K), a,

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Crash Course 植物学篇

Another, they're releasing reproductive cells called spores.

后来,它又释放一种叫做孢子细胞

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Crash Course 植物学篇

But when the baby grows up, the cells inside its capsule create spores, which are released to the wind.

但当小宝宝长大后,胶囊内细胞产生孢子,这些孢子被释放到风

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PBS地球-动物趣闻

But instead of having seeds, these plants reproduce by releasing tiny, single-celled spores.

但是这些植物没有种子,而是通过释放微小细胞孢子进行

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PBS地球-动物趣闻

Ferns, for example, reproduce from spores and need damp environments for their reproductive cells to reach each other.

例如,蕨类植物从孢子,它细胞需要潮湿才能相互接触。

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Crash Course 植物学篇

Like, they all create spores, single cells coated in a super tough, armor-like molecule that are an integral part of the bryophyte life cycle.

比如,它产生孢子,单细胞被一层超级坚硬盔甲状分子包裹,这是苔藓植物生命周期不可或缺一部分。

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Osmosis-微生物

Many people with AIDS die from infections that a healthy immune system would typically be able to fend off, like pneumocystis, cytomegalovirus, or mycobacterium avium complex.

许多艾滋病患者死于原本健康免疫系统本可抵抗感染,比如卡氏肺孢子菌、巨细胞病毒或鸟分枝杆菌复合物。

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Osmosis-呼吸

Airborne allergens like pollen, dust, animal hair, or mold spores cause mast cells in the tissues to release histamine, causing the eyes and nose to become inflamed and watery.

花粉、尘土、动物毛发、霉菌孢子等空气传播过敏原通过促进组织肥大细胞释放组胺,最终导致眼睛和鼻子炎症和水肿。

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SciShow 合集

Each sporozoite produces as many as 30,000 mature parasite cells called merozoites, which spread through the bloodstream, burrow into red blood cells, and cause a full-blown infection.

每个子孢子产生多达 30, 000 个称为裂成熟寄生虫细胞,它通过血液传播, 钻入红细胞, 并引起全面感染。

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双语版 TED-Ed 演讲精选

Matrix producers pump out the extracellular goo, swimmers assemble flagella and are free to move about or migrate, and spore-formers produce dormant, tough endospores that survive starvation, temperature extremes, and harmful radiation.

基质制造者能够分泌细胞外粘性物质,鞭毛可以自由活动和迁移,芽孢菌生产休眠、坚硬孢子内壁,孢子内壁能够在饥饿、极端温度、以及有害射线下生存。

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PBS地球-动物趣闻

This meant that they were really  dependent on a wet environment, otherwise the spores would fail to grow - the  different reproductive cells they contained needed a thin layer of water on the plant's  surface to move around and come together.

这意味着它确实依赖于潮湿,否则孢子将无法生长——它所含不同生细胞需要在植物表面覆盖一层薄薄的水才能四处移动并聚集在一起。

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degate, degauss, degausser, degaussing, degear, degelatinize, degelation, degender, degeneracy, degenerate,

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3G, 401(K), a,
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