protactinium
/ˌprəʊtæk'tɪniəm/ /ˌproʊtæk'tɪniəm/
n. 镤
义词
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ASO, ASOC, asocial, Asoka, asomatognosia, asomatous, asomnia, ASON, asonant, asonia,
相似单词
prosuspensor, prosy, prosyllogism, prosymasul, protactinides, protactinium, protaesthesis, protagon, protagonist, Protagoras,