Doctors recommend exercising a few times a week, doing both aerobic activity and strength training.

医师建议每周运动数次，包括有运动和肌力训练。

Get aerobic exercise for 30 to 40 minutes three to four times a week.

做30-40分钟有运动，每周3-4次。

Aerobic exercises, like jogging or sprinting, are great ways to improve your physical fitness.

慢跑或短跑等有运动是增强体质方法。

I got my water aerobics and my salsa dancing and my bowling league.

我要做水中有运动，还有萨尔萨舞，还有保龄球赛。

Researchers also tested the athletes' oxygen use during hard exercise to measure aerobic endurance.

研究人员还测试了运动员在剧烈运动时量，以测量有耐力。

So aerobic exercise can be a great way to fight age-related declines of our memory.

所以有运动可以很抗因年龄增长而引起记忆力衰退。

He sought out new investors and new talent to bring cowboy aerobics to life.

他寻找新投资者和新人才，意图让牛仔健美操问世。

You can hopefully see that aerobic respiration works in the opposite way to photosynthesis.

你可以看到有呼吸与光合作用相反。

Finally, it doesn't form spores and it's aerobic, meaning it needs oxygen to grow.

最后，它不能形成孢子，且是一种需菌，意思是它必须在有气条件下才能生存。

Walking is the most common form of aerobic exercise. Most people do it every day!

步行是最常见有运动形式。大多数人每天都做！

He suggests light aerobic activity such as jogging, walking or cycling for five to 10 minutes.

他建议进行5到10分钟慢跑、散步或骑自行车等轻度有运动。

All other research using more tolerable ranges yielded little to no practical aerobic or anaerobic improvements.

其他研究也用了可承受范围内剂量来研究，但有或无改善都没有实质性提高。

All right, buckaroos, it's time for cowboy aerobics with...- David Hasselhoff! - David Hasselhoff!

了牛仔们 该和他一起跳健美操啦-大卫·哈塞尔霍夫 -大卫·哈塞尔霍夫！

And then endurance aerobic cardiovascular exercise.

然后是耐力有心血管运动。

I got places to go — bowling league, water aerobics, I drive my grandson to college.

我有很多方要去——保龄球团体、水中有运动，我还开车载我外孙去大学。

So this is how aerobic, or with air, respiration works.

这就是有呼吸原理。

Now I'm only doing water aerobics.

现在我只做水上有运动。

Influenced by the gospel of Jane Fonda, aerobics also meant smiling solidly for a full hour.

受简·方达信条影响，练习健美操意味着得整整一个小时保持微笑。

Oh, look, they have water aerobics.

看哪 他们在做水上体操。

This means it can live even without oxygen, although it grows better in an aerobic environment.

无论在有或者无环境中，它都可以很存活，不过在有环境中存活得更。