pectoral/ˈpektərəl; `pɛktərəl/ adj1 of the chest or breast 胸的; 胸部的 pectoral muscles 胸肌 * a pectoral fin 胸鳍.2 worn on the chest or breast 戴於胸前的 a pectoral cross, ie worn by a bishop 戴在胸前的十字架（主教戴的）.
牛津英汉双解词典