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英語單詞

stoma是什么意思

stoma

英 ['st??m?] 美 ['stom?]
  • n. [植] 氣孔;葉孔;[昆] 呼吸孔

中文詞源


stoma 氣孔,呼吸孔

來自希臘語 stoma,嘴,口,孔,說話,聲音,來自 PIE*stomen,嘴,口,詞源同 stomach.引 申詞義氣孔,呼吸孔等。

英文詞源


stoma (n.)
"orifice, small opening in an animal body," 1680s, Modern Latin, from Greek stoma (genitive stomatos) "mouth; mouthpiece; talk, voice; mouth of a river; any outlet or inlet," from PIE root *stom-en-, denoting various body parts and orifices (cognates: Avestan staman- "mouth" (of a dog), Hittite shtamar "mouth," Middle Breton staffn "mouth, jawbone," Cornish stefenic "palate"). Surgical sense is attested from 1937.

雙語例句


1. Observe stoma site for bleeding, crust, irritation, and broken skin.
觀察出口有無出血, 結(jié)痂, 發(fā)炎及破皮.

來自辭典例句

2. Oxygen and carbon dioxide from the air enter through the stoma.
氧和二氧化碳從空氣中進(jìn)入氣孔.

來自辭典例句

3. Skin care to prevent excoriation around the stoma consists of keeping the skin clean and dry.
皮膚護(hù)理對要預(yù)防造口周圍擦傷,要經(jīng)常保持皮膚的清潔及干燥.

來自辭典例句

4. The stoma and guard cells are collectively called the stomatal apparatus.
臨近保衛(wèi)細(xì)胞處常存在變形了的表皮細(xì)胞,被稱為副衛(wèi)細(xì)胞.

來自互聯(lián)網(wǎng)

5. The stoma characters of both tetraploid and diploid Anthuriums were comparatively investigated.
對紅掌四倍體和二倍體材料的氣孔特征進(jìn)行了研究.

來自互聯(lián)網(wǎng)

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