围长的英文：
girth

To measure in girth.
用腰带量围长

girth rivet seam
沿圆周铆接

Owing to my girth he could never have closed them about me lower.
由于我腰围很大，他不可能在往下的身体部位挟住我。

Girth, represented by number 1 on the diagram, is the total distance around your package or object at its widest point, perpendicular to the length.
周长（在图表上以数字 1 表示）是在最宽处围绕包裹或物体的完整距离，与长度垂直。

Owing to my girth he could never have closed them about me lower
由于我腰围很大，他不可能在往下的身体部位挟住我。

The strap of a horse's harness that connects the girth to the noseband and is designed to prevent the horse from throwing back its head.
马颔缰一种马具，连接马的肚带和鼻羁的绳带，用以防止马向后甩头