单词abdominal-crunch
网络: 仰卧起坐；腹肌练习；腹肌训练器
Great abdominal crunch. Legs up, working the full range of the abdominals. Come right down. We got a misbehaving pillow, take it down.
良好的腹部收缩。腿向上，在腹肌的最大范围内锻炼。直接下来。我们的枕头不乖，把它拿下来。