The main difference between them is to try it

1. Different meanings:

1. Rhythm: It means beating rhythmically and moving regularly.

2. Momentum: refers to prestige and momentum.

2. Different focuses:

1. Rhythm: rhythmic beating, coordinated participation in activities.

2. Momentum: reputation, prestige and momentum.

3. Different citations and explanations:

1. Rhythm: Zhu Ziqing's "Farewell": "I only felt that his heartstrings and Yi's vocal cords were playing an unrecognizable subtle sad tune, nervous. It’s just a rhythm.”

2. Momentum: Chapter 1 of Zou Taofen’s “The Remaining Life in Trouble”: “At that time, Life Weekly was popular at home and abroad, and its momentum was growing.

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