亚洲男人天堂av,国产一区二区久久精品,国产精品一区二区久久精品,国产精品久久久久久一区二区三区,五月婷婷在线观看视频,亚洲狠狠色丁香婷婷综合

n. [體]二頭肌訓(xùn)練機(jī) 精選例句 高考 1、 He had three bandages covering three different wounds on his right arm, from his bicep to his forearm. 他右手臂從二頭肌到前臂共有三個(gè)不同的傷處系著繃帶。 來源: 2、 For example, if you bend your arm, your bicep muscles contract and bulge out. 舉例來說，如果你屈服你的手臂，你的二頭肌肌合同和脹出。 來源: