草莓牛奶L
bother 兄弟(包含哥哥和弟弟) sister姐妹(包含姐姐和妹妹)younger brother弟弟 younger sister妹妹younger brother and sister弟弟妹妹
神話0814
爷爷奶奶爸爸妈妈:Grandfather, grandmother, father, mother, 哥哥是 Older brother.姐姐是older sister弟弟是younger brother,妹妹是younger sister。
阳光白龙
您好!为您解答如下。爷爷奶奶grandfather ,grandmother爸爸妈妈 father , mother 哥哥和弟弟brother ,younger brother 姐姐、妹妹older sister, sister