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单词 cell wall
释义

Definition of cell wall in English:

cell wall

noun
Biology
  • A rigid layer of polysaccharides lying outside the plasma membrane of the cells of plants, fungi, and bacteria. In the algae and higher plants it consists mainly of cellulose.

    〔生〕细胞壁

    Example sentencesExamples
    • Similar reactions can be seen in animal cells although they lack the rigid cell wall.
    • Major constituents of the cell wall are cellulose, hemicelluloses and pectins.
    • As a cell expands, its plasma membrane and cell wall must increase in area.
    • Components of the cell wall of fungi are powerful and general elicitors in plants.
    • The direction of cell growth is determined by the orientation of the cellulose fibrils in the cell wall.

Definition of cell wall in US English:

cell wall

nounˌsel ˈwôl
Biology
  • A rigid layer of polysaccharides lying outside the plasma membrane of the cells of plants, fungi, and bacteria. In the algae and higher plants it consists mainly of cellulose.

    〔生〕细胞壁

    Example sentencesExamples
    • Components of the cell wall of fungi are powerful and general elicitors in plants.
    • Major constituents of the cell wall are cellulose, hemicelluloses and pectins.
    • As a cell expands, its plasma membrane and cell wall must increase in area.
    • Similar reactions can be seen in animal cells although they lack the rigid cell wall.
    • The direction of cell growth is determined by the orientation of the cellulose fibrils in the cell wall.
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更新时间:2025/6/25 7:01:13