accumulation of cycle-by-cycle的用法和样例：
- An accumulation of data to be processed.
- An accumulation of work is waiting to be done.
- The ac signal can be sampled cycle by cycle continuously without the requirement that the sampling frequency must he the integer or rational number times of the ac signal frequency.
- The steady accumulation of small debts was a ball and chain to his progress.
- Preventing abnormal or excessive accumulation of fat in the liver.