So, if I look at the various values of v that I can take, for each value of v, if I fix a value of v, I will be moving on one of these red curves.

对于不同的v，能取到不同的值，如果把v的取值固定了，我要做的就是移动这些红色的曲线。

youdao

First, in the rich world hopes of a v-shaped recovery will be laid to rest; the excesses of the past seven years will take more than a few good months to fix.

首先，发达国家所以希望的v型复苏的呼声可以暂时消停了，过去7年所累积下来的过剩，不是短短几个月就能抵消的。

youdao

It is difficult to design accurately to fix the fibers because non-standard V-grooves are formed.

由于在该方位腐蚀出的不标准的V型槽，难以对此精确设计来固定光纤。

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