radon
/'reɪdɒn/ /'reɪdɑːn/
n. <化>氡
近
词
n. 
词
;
质;radon gas 氡气
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hydropenic, hydropericarditis, hydropericardium, hydroperididymia, hydroperinephrosis, hydroperiod, hydroperion, hydroperitoneum, hydroperoxidase, hydroperoxidation,
相似单词
radlux, Radnor, Rado, radom, radome, radon, radonil, RADOP, radopholus, RADOT,