如何使用 "surd" 造句

1. The square root of5is a surd .
5的平方根是不尽根。
2. Although modern science and technology have proved that such methods are ab surd , there are still millions of people use such methods in many remote places nowadays .
尽管现代科学技术已经证明了这些方法是愚昧的,然而在许多偏僻的地方,仍有成千上。