基本解釋臍稜英漢例句雙語例句The distance from the placental edge to the insertion of the umbilical cord was measured after delivery, and the results were used to classify cord insertion as normal, marginal, or velamentous.分娩後測量臍帶附著點到胎磐邊緣的距離，將結(jié)果分爲(wèi)正常附著、邊緣性附著和帆狀附著。umbilical edge更多例句專業(yè)釋義地球科學(xué)臍緣生物學(xué)臍緣角