单词 | tragacanth |
释义 | tragacanth (once / 100164 pages) n WORD FAMILY tragacanth USAGE EXAMPLESFor attaching it to the paper a strong mucilage of gum tragacanth, containing an eighth of its weight of spirit of wine, answers best. Various, Encyclopaedia Britannica, 11th Edit...(2012) Large surfaces left plain are also washed with gum tragacanth, because this sizing leaves no lines behind. Adam, Paul, Practical Bookbinding(2012) In such cases a little spirits of camphor mixed with the gum tragacanth is best. Riley, C. V., Directions for Collecting and Prese...(2012) n a gum used in pharmacy, adhesives, and textile printing Hyper gum any of various substances (soluble in water) that exude from certain plants; they are gelatinous when moist but harden on drying |
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