astatineWiktionary 原文英/ˈastətiːn/美/ˈæstəˌtin/构词拆解ἄστατος古希腊语词根+-ine后缀-ine(chiefly unproductive) Of or pertaining to. · Used to form demonyms.词源链古希腊语Ancient Greek约前 1500–前 300 年ἄστατος‘unstable’↓ 派生英语Englishastatine词源说明From Ancient Greek ἄστατος (ástatos, “unstable”) + -ine.释义名词noun1(chemistry) A highly radioactive chemical element (symbol At), one of the halogens, with atomic number 85.同族词派生词 5astatate·astatinate·astatane·astatide·