(1)肩につながる、腕の下のくぼみ
(2)the hollow under the arm where it is joined to the shoulder; "they were up to their armpits in water"
さらに詳しく
(1)入浴しないために悪臭を放つこと
(2)malodorousness resulting from a failure to bathe
(1)珠芽(ｼｭｶﾞ)と鱗芽(ﾘﾝｶﾞ)がある。
