hemicellulose
/ˌhemɪ ˈseljʊləʊs/noun
- Biochemistry any of a class of substances which occur as constituents of the cell walls of plants and are polysaccharides of simpler structure than cellulose【生化】半纤维素。
词源
late 19th cent.: coined in German from HEMI- + CELLULOSE.