wèile / duànliàn / héxīnlìliàng / jiějie / měizhōu / qù / wǔshì / liànxí / dùpíwǔ为了锻炼核心力量,姐姐每周去舞室练习肚皮舞。To build core strength, my older sister goes to the dance studio every week to practice belly dance.