Resin



GRE 蓝宝

解释

GRE 红宝书

• n.树脂
• ［类］ resin : tree / gum : rubber plant ( 树脂在树上 / 橡胶在橡胶树上)

Webster Collegiate

I. noun

• Etymology: Middle English, from Anglo-French reisine, from Latin resina; akin to Greek rhētinē pine resin
• Date: 14th century
• 1.
  • a. any of various solid or semisolid amorphous fusible flammable natural organic substances that are usually transparent or translucent and yellowish to brown, are formed especially in plant secretions, are soluble in organic solvents (as ether) but not in water, are electrical nonconductors, and are used chiefly in varnishes, printing inks, plastics, and sizes and in medicine
  • b. rosin
• 2.
  • a. any of a large class of synthetic products that have some of the physical properties of natural resins but are different chemically and are used chiefly in plastics
  • b. any of various products made from a natural resin or a natural polymer
• ? resinous adjective

II. transitive verb (resined; resining)

• Date: 1865
• to treat with resin

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