uncontaminated
An electromagnetic machine in which several magnetic poles exist.
(historical) In Holland, and, until the 19th century, also in Cape Colony, a council to assist a local magistrate in the government of rural districts. / (historical) A member of such a council.
(organic chemistry) Any of several isomeric tricyclic aromatic heterocycles derived from anthracene by replacement of two CH groups by nitrogen atoms
Not contaminated; unpolluted.
その科学者は在来の微生物を研究するために、汚染されていない湧水から試料を採取した。
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DiQt（ディクト）
無料
★★★★★★★★★★
