Discussions at home can help kids practice doing these things and help them apply these skills to everyday life situations.

在家讨论可以帮助孩子们练习这些事情，并帮助他们将这些技能应用到日常生活中。

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Practice doing the things you are unsure about

对自己不确定能做的事要练习

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Only through practice can one be good at doing things.

只有通过实践才能善于做的事情。

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And this is the same periodic table that you're going to get in your exams, so it's good to practice doing your problem-sets with that periodic table so you're not relying on having the double check right there of seeing what the electron configuration is.

这也是你们考试时会用到的相同的表,这样你们就不会，所以使用周期表来做问题集,是很好的练习,这样你们就,不会依赖于再次确认,电子构型是什么了。

麻省理工公开课 - 化学原理课程节选

And in terms of doing this for your homework, I actually want to mention that in the back page of your notes I attached a periodic table that does not have electron configurations on them. It's better to practice doing electron configurations when you cannot actually see the electron configurations.

关于你们的作业，是在你们讲义的后面的页,我附上了一张,没有给出电子构型的周期表,最好联系一下做出电子构型,当你们实际上看不到,电子构型的时候。

麻省理工公开课 - 化学原理课程节选

That's means doing the extra things after practice, doing the extra things in the gym.

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