词源 |
supination n."act of lying or state of being laid on the back," in anatomy, the movement of the forearm and hand which brings the palm of the hand uppermost (opposite of pronation); 1660s, from Late Latin supinationem (nominative supinatio), noun of action from past-participle stem of supinare "bend or lay backward or on the back" (see supinate). updated on October 14, 2019 |