【打卡老友记】S1E2 “兵来将挡，水来土掩”怎么说？cheap shot 神马意思？

Thank 盈盈 for posting Friends. https://bbs.wenxuecity.com/mysj/269778.html

It is really a great source to learn oral American English and practice listening skills. In this way， your IQ will be automatically increased by 20% in your workplace！：）

How do you express “兵来将挡，水来土掩” in an English idiom？

What is the meaning of “It is a cheap shot”？

I have just learned the above after I watched the S1E2. 

If you donot know the answer yet, please spend 20mins to watch it when you are free.：）