V2EX cell wall

Cell Wall

定义 Definition

cell wall细胞壁;位于细胞膜外侧的坚硬或半坚硬结构,主要起支撑、保护、维持细胞形状以及防止细胞过度吸水胀裂的作用。常见于植物、真菌、细菌和某些藻类细胞(动物细胞通常没有细胞壁)。

例句 Examples

Plants rely on the cell wall to keep their cells firm.
植物依靠细胞壁来保持细胞坚挺。

Although the cell membrane controls what enters and leaves, the cell wall provides extra protection and structural support, especially in plants and bacteria.
虽然细胞膜控制物质进出,但细胞壁提供额外的保护和结构支撑,尤其在植物和细菌中更明显。

发音 Pronunciation (IPA)

/sel wl/

词源 Etymology

cell 来自拉丁语 cella,原意为“小房间/储藏室”,后来借用到生物学中表示“生命的基本单位”;wall 源自古英语 weall,意为“墙”。合起来 cell wall 直观地表达“细胞外侧像墙一样的结构”。该术语在显微观察与细胞学发展后逐渐固定为现代生物学常用词组。

相关词 Related Words

文学与典籍 Literary Works

  • Campbell Biology(《坎贝尔生物学》)
  • Molecular Biology of the Cell(Alberts 等,《细胞的分子生物学》)
  • Brock Biology of Microorganisms(《布洛克微生物学》)
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