请问这话正确吗?

Because the day before the travel, one of my ankles was bruised in playing basketball match.
正确．
意思就是：旅行的前一天，我一只胳膊肘在打篮球时擦伤了．

basketball match.前面+个a 啊

若单独看,这句话不通顺,下文一定有because的结果才行.