Chinese 稀土元素(礦物) Cited by user ThomasYehYeh on 06 Jun 2022 稀土元素 (rare-earth element,REE),也稱為稀土金屬或(根據上下文)而稱為稀土氧化物,或是 lanthanides(鑭系元素)(鑭系元素是第57號元素鑭到71號元素鑥(或稱鎦)共15種元素的統稱).
English Cheryl Rofer Cited by user Jesswade88 on 04 Mar 2022 Cheryl K. Rofer is an American chemist and writer who worked as a nuclear researcher at Los Alamos National Laboratory for over thirty years.
Serbian Естонија Cited by user НиколаБ on 21 Feb 2017 Естонија, или званично Република Естонија, суверена је држава смештена у балтичком региону северне Европе.
Romanian Estonia Cited by user Andrei Stroe on 05 Feb 2013 Estonia, oficial Republica Estonia, este un stat din regiunea Baltică din Europa de Nord.