The saying, “A jack of all trades is master of none, ” is for them.

“样样通，样样松。”句俗语指的就们。

There are no jack of all trades here.

里不需要样样通样样松的。

Not just his personal jack of all trades, but his best friend.

老父亲不仅仅私业务上的多面手，也最好的朋友。

Now this man was a true Jack of all trades -- he knew how to do everything.

个真正的万事通（Jack of all trades），什么事情都知道怎么做。

He was a jack of all trades who did philosophy and science.

从事哲学和科学工作的多面手。

Those who diversify too much run the risk of being a jack of all trades and master of none.

那些过于多元化的会面临成为万事通、一事无成的风险。

It is critical that students avoid becoming a " jack of all trades and a master of none " .

从上述的讨论中以很明显地看出选修课够给学生带来许多的好处。但如果高校让学生选过多的选修课，尤其过多地选修本专业以外的课程，也会对学生产生不利的影响。比如一个工程学专业的学生完成了很多社会学和类学的课程，而本专业的课程只选了二三门，就很造成的专业技不精，也无法胜任研究生课程的学习。学生要避免成为涉猎众多却没专长的毕业生也至关重要的。

So, if you have too much diversity in your skill set, you may be a jack of all trades but master of none.

因此， 如果你的技太过多样化，你万事通， 但一无处。

The expression " a jack of all trades and master of none" is an old expression to refer to people who are able to do many things a little bit.

“万事通，无所不”句话一个古老的表达方式，指的够做很多事情的。

If, for example, you want to be a jack of all trades and be very well rounded then probably you’re going to want to nurture the intelligences which aren’t that strong.

例如，如果你想成为所有行业的杰作并且非常全面， 那么你会想要培养不那么强大的智力。

This is a criticism – a negative statement about someone – if you say " She is a jack of all trades and master of none." " Trades, " here, simply means different skills.

一种批评——对某的负面陈述——如果你说“她万事通， 但一无处。 ” “行业”在里只意味着不同的技。