我有一个哥哥，叫马振西。身高1米30厘米。他的头发很黑，很调皮、字写的很不好。但，我很喜欢跟他玩，他现在已经9岁半了，比我大，个性很活泼。我真喜欢他调皮的样子呀！
I have a brother, Ma Zhenxi. Height 1.30 cm. His hair is very black, very naughty, and his handwriting is very bad. However, I like playing with him very much. He is nine and a half years old now. He is older than me and has a lively personality. I really like his naughty appearance!
