叔叔 uncle /ˈʌŋkl/ 阿姨 aunt /ɑːnt/ 爷爷 grandfather 奶奶 Grandmother 师傅 Mentor /ˈmentɔː(r)/ 哥哥 Brother /ˈbrʌðə(r)/ 弟弟 Brother /ˈbrʌðə(r)/ 妹妹 sister /ˈsɪstə(r)/ 姐姐 sister /ˈsɪstə(r)/