老年人好比一辆旧自行车,经常骑着它,虽然摇摇晃晃的浑身都响,但它还能走;如果把它搁置起来长时间不骑,车子就会生锈,最终成为一堆废铁。所以,我认为老年人在日常生活中不能一味休闲,啥事都不干,如果那样,身体也会生“锈”的。我父亲活到90岁,干了一 The old man is like an old bicycle, riding on it often, though it is rickety and loud, but it can still go; if it is left for a long time, the car will rust and eventually become a pile of scrap metal . Therefore, I think the elderly can not relax in their daily life, and do nothing. If so, the body will become rusty. My father lived until he was 90 and did one