jiàoliàn / tíxǐng / yùndòngyuán / liànxí / tiěbǐng / shí / yào / xiān / zhǎngwò / zhuǎntǐ / hé / chūshǒu / de / jiézòu教练提醒运动员,练习铁饼时要先掌握转体和出手的节奏。The coach reminded the athlete to first master the rhythm of the turn and release when practicing the discus.