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。
