英语翻译总之,游泳是一项对身体有很大好处的体育锻炼我们应该要多参加.一般说来我都是暑假去游泳的,每次有用时间都不会超过2-3小时,每隔半小时我都会休息一下.再下水前都会做好准备运动,不再饭后1-2小时内游泳

Conclusively, swimming does good to our physical well-being and we should actively participate in it. Generally speaking, I go swimming in summer holiday. And i swim no more than 2 to 3 hours each time with a break every half an hour. I will make sure that I'm fully prepared before I go down into the water. Never swim in 1 or 2 hours after having meals.
我觉得2楼的翻得蛮好的。

Anyhow, swimming is a very good to the body has the physical exercise we should join. Generally speaking, I go swimming in summer is, every time is not more than swimming for 2-3 hours, every half an hour I will rest. To prepare before launching will no longer exercise, 1-2 hours after swimming

In a word, swiming is a physical sport which does good to our body, so we should actively participate in it. Generally speaking, I usually go to swiming in summer holiday, I won't spend more than 2 or 3 hours each time, and I will have a break every half an hour. I will also warm up before swimming ,and I never swim within 1 or 2 hours after meals .

In short, swimming is a great physical benefits of physical exercise which we should spend more time taking part in . Generally speaking, I go swimming all summer, and each time no more than 2 to 3 hours, every half an hour I will take a break. And I will be ready before every next round. What's more, do not swim in 1 to 2 hours after having meals.

这是和另一段一起的吧?
总之,游泳是一项对身体有很大好处的体育锻炼我们应该要多参加.As a whole swimming is a physical training item that id very beneficial to our body, all of us should take part in it more.一般说来我都是暑假去游泳的,每次有用时间都不会超过2-3小时,每隔半小时我都会休息一下.Generally I have swimming in summer vacation, take less than 2~3 hours each time, and have a rest at an interval of about half an hour. 再下水前都会做好准备运动,不再饭后1-2小时内游泳 I always have good preparation before getting into water again, and pay attention to avoiding swimming within 1~2 hours after meals.

To conclude, swimming is a physical sport that is very beneficial to our body and we should actively participate in it. I usually swim in summer and each time, I will spend not more than 2-3 hours, with a short break after every half-an-hour. I will also warm up before swimming and not to take swim within 1-2 hours after a meal.