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pectins 英'pektɪnz美'pektɪnz COCA¹⁸¹⁸¹⁶BNC²³⁶²¹³⁺¹ 基本英英Thesaurus例句 果胶类¹⁰⁰原型pectin的复数 名词 pectin: any of various water-soluble colloidal carbohydrates that occur in ripe fruit and vegetables; used in making fruit jellies and jamsas in.jelly 同义词 gelatinextract,jell,marmalade,preserves,pulpsweet condimentas in.preserves 同义词 gelatin,jelly,marmaladeconfiture,conserve,extract,jam,jell,spread,sweetsweet condiment jellynoun jam extract,gelatin,jell,marmalade,pectin,preserves,pulp,sweet condiment preservesnoun thickened fruit prepared for confitures,conserves,extracts,gelatins,jams,jell,jellies,marmalade,pectin,spreads,sweet condiments,sweets In the grasses the pollen tube is blocked at the stigma surface with pectins and callose. 禾本科植物的花粉管在柱头的表面被果胶质和胼胝质堵塞。 jxzy.lynu.edu.cn The comprehensive utilization of pectins, volatile materials and various glucosides of citrus peels were recommended emphatically. 着重介绍了柑桔果皮中果胶、挥发性物质及各种配糖体的综合开发利用。 cnki The precursors of these wall molecules, microfibrillar pectins, then accumulate and block the tube. 这些细胞壁分子前体——果胶纤丝发生积累并堵塞花粉管。 jxzy.lynu.edu.cn Incompatible pollen is blocked initially by pectins followed by callose deposition. 不亲和的花粉管首先是被果胶质堵塞,接着是胼胝质沉积。 jxzy.lynu.edu.cn Pectins are demonstrated by staining with ruthenium red. 可以用钌红来鉴定果胶。 kuenglish |