Yeah, I remember that I read a book which is also a difficult one. I had to use a huge dictionary to help me and sometime I had to ask some classmates some questions who know French.
是的，我记得我曾经读过一本很难的书，我必须用一本很大的辞典来帮助我理解它，有些时候我还必须向懂法语的同学询问一些问题。
So again I ask myself, why is it so difficult to install one of these seats?
所以我再一次问自己，为什么安装一个座椅如此困难？
Remember, as with dating, one interview process is never the same as the next, and you may have to trust your gut to know when the time is right to ask some of the more difficult questions.
记住，正如约会一样，两份工作的面试过程绝不会一模一样，但是，你要相信自己的直觉，在什么时候适当的提出更难的问题。
It is one of the difficult points of physics teaching to ask the static friction force of solving.
为解决静摩擦力难以判断的问题，提出了概念判断法、加速度判断法、综合分析法等方法。
It is one of the difficult points of physics teaching to ask the static friction force of solving.
为解决静摩擦力难以判断的问题，提出了概念判断法、加速度判断法、综合分析法等方法。
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