2--So why is "hitting your stride" a good thing?
 
1--What are you reading?
 
2--Julia Child's biography.
 
1--Is the book any good?
 
2--Yes! What I really love about Julia Child is that she did not hit her stride as a cooking expert until later in life.
 
1--That's interesting. I guess we all hit our strides at different times in life.
 
2--When you "hit your stride," you have become comfortable with doing something, and you are good at it.
 
1--This expression comes from running.
 
2--When a runner hits their stride, they are moving quickly, and at a fast speed.
 
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注解：
 
1.behavior态度
2.stride跨过
3.biography传记

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译文：

1--我们都知道打击不是一件好事。充满干劲
2--那么为什么“hitting your stride”会是件好事呢？
1--你在看什么？
2--茱莉亚·查尔德的传记。
1--这本书很好吗？
2--当然！我真正喜欢茱莉亚·查尔德的是，她直到晚年才成为了烹饪专家，充满干劲。
1--很有趣。我想我们都能在人生的不同阶段充满干劲。
2--当你“hit your stride”的时候，就表明你很喜欢你现在所做的事，而且也很擅长。
1--这个表达起源于跑步。
2--跑步者充满干劲的时候，他们就会跑的很快，速度惊人。