The lungs consist of millions of tiny air sacs.

肺由數(shù)百萬個(gè)小氣囊組成。

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It consists of a stack of flat, membrane - bounded sacs.

它由一大堆扁平的膜緣清楚的囊組成.

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The testis sacs communicate with the seminal vesicles.

精巢囊與儲(chǔ)精囊相連.

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Chloroplast membranes form elongated flattened fluid - filled sacs called thylakoids.

在葉綠體基質(zhì)中,有許多由膜封閉形成的扁平小囊,稱為類囊體.

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Birds have up to nine extra air sacs to supplement their lungs.

鳥除了肺還有9個(gè)多的氣囊作為肺的補(bǔ)給.

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Some abnormal mature embryo sacs are observed.

于成熟胚囊期觀察到發(fā)育異常的胚囊.

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Alveoli form clusters ( alveolar sacs ) connected by alveolar ducts to the Bronchioles.

肺泡形成叢集的肺泡囊,經(jīng)由肺泡管連接至支氣管.

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Alveoli -- Microscopic air sacs in the lungs where gas exchange occurs with the circulatory system.

肺泡 — 肺里的微小氣囊,循環(huán)系統(tǒng)交換氣體的地方.

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The embryo sacs observation is one of the main study method for embryology.

摘要胚囊觀察是植物胚胎學(xué)的主要研究方法之一.

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This fluid collects in the numerous air sacs in the lungs, making it difficult to breathe.

這些液體聚集在肺臟的多個(gè)氣囊, 造成呼吸困難.

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Cost - effectiveness in the laboratory: should we examine hernia sacs or calcified heart valves?

實(shí)驗(yàn)室中的 成本效益: 我們應(yīng)該檢驗(yàn)疝氣囊或鈣化心瓣膜 嗎 ?

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Ovarian cysts are fluid - filled sacs or pockets within or on the surface of an ovary.

卵巢囊腫是卵巢內(nèi)或卵巢表面充滿液體的囊或袋.

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In Marfan syndrome, the air sacs in the lungs may be unusually large.

馬凡氏癥患者的肺部氣囊也比普通人為大.

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The sacs may be carried around on the spinnerets, between the legs or in the jaws.

卵囊也可能被放在吐絲器上, 肢體間或頜中跟隨蜘蛛.

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Each lobe contains two pollen sacs that produce very large quantities of small pollen grains.

左右兩側(cè)花粉囊之間是薄壁細(xì)胞構(gòu)成的藥隔,藥隔中的維管束與花絲維管束相連.

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