Sit-up
01
仰卧起坐, 腹部锻炼
an exercise in which a person can strengthen their stomach muscles by constantly changing from lying to sitting position without moving the legs
例子
She performed a set of sit-ups to strengthen her abdominal muscles during her workout.
她在锻炼期间做了一系列仰卧起坐来加强腹部肌肉。
He struggled with sit-ups at first but noticed significant improvement as he practiced regularly.
他一开始做仰卧起坐很吃力，但通过定期练习，他注意到了显著的进步。
