你跟你弟弟相差几岁？How much younger than you is your brother ？
关注微信公众号：沙拉酱英语，
即可免费获得价值399元的发音秘籍大礼包一份，
帮你摆脱中式口音
昨日内容：
你们两个谁的年龄比较大？
Which of the two of you is older？
今日内容：
你跟你弟弟相差几岁？
How much younger than you is your brother？
