| 词汇 | plastic |
| 词根词缀 | 词源： plastic (adj.) 1632, "capable of shaping or molding," from L. plasticus, from Gk. plastikos "able to be molded, pertaining to molding," from plastos "molded," from plassein "to mold" (see plasma). Surgical sense of "remedying a deficiency of structure" is first recorded 1839. The noun meaning "solid substance that can be molded" is attested from 1905, originally of dental molds (Plasticine, a trade name for a modeling clay substitute, is from 1897). Main modern meaning, "synthetic product made from oil derivatives," first recorded 1909, coined by Leo Baekeland (see bakelite). Picked up in counterculture slang as an adj. meaning "false, superficial" (1963). 词根记忆： n. (常pl.)塑料,塑料制品a.可塑的,塑性的After the blast the plastics show everlasting elasticity.爆炸过后,塑胶显示出永久的弹性. 可塑的[plas=mold(模式)] 词根词缀： plasticplastic 可塑的plas=mold (模式) plaster 膏药plastic 可塑的protoplast 原物型 |
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