at·o·ny /ˈætṇi/
弛緩,無力
at·o·ny /(ˈ)eˈtonɪə/ 名詞
弛緩,張力缺乏
At·o·ny n. Med. Want of tone; weakness of the system, or of any organ, especially of such as are contractile.
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atony
n : lack of normal muscular tension or tonus [syn: atonicity,
atonia, amyotonia] [ant: tonicity]