单词 | caoutchouc |
释义 | caoutchouc/ˈkaʊtʃʊk![]() noun [mass noun] Natural rubber that has not been vulcanized.The inflation process is also well-illustrated, ‘The balloon is composed of silk, varnished with the liquid gum caoutchouc.’...
OriginLate 18th century: from French, from obsolete Spanish cauchuc, from Quechua kauchuk. |
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