great-great-grandmother

导读：great-great-grandmother读音音标
英 [ɡ\'reɪtɡr\'eɪtɡr\'ænmʌðər]美 [ɡ\'reɪtɡr\'eɪtɡr\'ænmʌðər]
great-great-grandmother意思解释
n.高曾祖母；