polymer

FREQ #30325 ★☆☆☆☆

n. 聚合物, 聚合体 [化] 多聚体; 高分子; 大分子; 聚合物

发音

UK /ˈpɒl.ɪ.mə/
其它
US /ˈpɑ.lɪ.mɚ/
CA /ˈpɑ.lɪ.mɚ/
US /ˈpɑ.lə.mɚ/
CA /ˈpɑ.lə.mɚ/
CA /ˈpɒl.ə.mɚ/
US /ˈpɒl.ə.mɚ/
AU /ˈpɔl.ə.mə/
NZ /ˈpɒl.ə.mə/
NZ /ˈpɔ̟l.ə.mə/

词形变化

polymers 复数 polymers

释义与例句

n.
  1. 1.

    A long or larger molecule consisting of a chain or network of many repeating units, formed by chemically bonding together many identical or similar small molecules called monomers. A polymer is formed by polymerization, the joining of many monomer molecules.

    聚合体

    可数 不可数 化学
  2. 2.

    A material consisting of such polymer molecules.

    可数 不可数

词汇关系

名词

上位词 2

compound chemical compound

下位词 10

dna silicone RNA copolymer deoxyribonucleic acid desoxyribonucleic acid lignin polyamide polyurethane PU

相关短语

polymer chemistry [化] 高分子化学 silane-modified polymer inorganic polymer [化] 无机高分子 block polymer [化] 嵌段共聚物 star polymer [化] 星形聚合物 stereospecific polymer [化] 定向聚合物 halato-telechelic polymer graft polymer [化] 接枝聚合物

词源

From poly- + -mer, from Ancient Greek πολύς (polús, “many”) + μέρος (méros, “part”). Coined by Jöns Jacob Berzelius in 1833, though his definition was quite different from the modern one.

来源：wiktionary