尾部逐渐变细，尾尖钝圆。

Tail is slender, gradually tapering to bluntly pointed tip.

youdao

我在学编程时，常把程序比作卷笔刀，而把参数比作钝铅笔，经过处理我们就得到尖铅笔了。

When learning computer programming, I found it helpful to look at a function like a pencil sharpener. A parameter was a dull pencil, inside processes sharpened and returned a sharp pencil.

youdao

在几乎所有的情况下，却使用钝的面不是尖的后缘。

In almost all cases, blunt rather than sharp trailing edges are used.

youdao