You can see where chi comes in here.

你可以看到“气”从这儿来。

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You can also take an online class and try tai chi at home.

你也可以参加在线课程，在家里尝试太极。

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It's best to learn tai chi from a teacher, so you can either look for local clubs or ask at school about classes.

最好是向老师学习太极，所以你可以去当地的俱乐部或者在学校咨询太极的课程。

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chi And so, you can see where chi comes in here.

你可以看看这儿的。

麻省理工公开课 - 固态化学导论课程节选

Adverts that suggest a benefit for the family seem to work, such as that drinking bottled water while doing tai-chi in the park makes you a more energetic grandmother.

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