同根派生 英汉例句Proper placement of the axillary roll is under the thorax caudad to the axilla.腋窝卷的正确使用方法，是放在腋窝的尾端的胸廓下。Axillary node status was an important predictor of intramammary lymphatic metastasis.腋窝淋巴结状况为内乳淋巴结转移的重要影响因素。