查询词典 pin

I can't seem to pin it down exactly.

我很难作出确定的结论。

He's a difficult man to pin down.

他是个不易就范的人。

It was impossible to pin down exactly what it was that he was trying to say.

不可能完全弄明白他想说的是什么。

I can't pin down the solution.

我不能牵制的解决方案。

He is a difficult man to pin down.

他是个不易就范的人。

You should try to pin him down to his promise.

你应该设法让他不得不履行他的承诺。

We are trying to pin down his speech.

我们正努力准确说明他的讲话。

We shall have to pin him down to his promise.

我们不得不迫使他履行他的诺言。

But expectations can be difficult to pin down.

但是预期是很难被阻止的。

It was difficult for me to pin down the subject.

对我来说，要弄清楚这个问题很困难。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。