蜜芽传媒 Learning English - 蜜芽传媒 Learning English 《你问我答》:Old,elder,elderly 和 senior 的区别 - 蜜芽传媒 Sounds

蜜芽传媒 Learning English - 蜜芽传媒 Learning English 《你问我答》:Old,elder,elderly 和 senior 的区别 - 蜜芽传媒 Sounds
蜜芽传媒 Learning English 《你问我答》:Old,elder,elderly 和 senior 的区别
Who might be old in your family?