as·the·nia /æsˈθiniə/ 衰弱
as·the·nia /æsˈθɪnɪə/ 名詞 無力,虛弱,衰弱
As·the·ni·a As·the·ny n. Med. Want or loss of strength; debility; diminution of the vital forces. ◄ ►
asthenia n : an abnormal loss of strength [syn: astheny]