1.哮吼，拟声词。

2.马屁股，词源同crop, group. 字面意思即一大团，大块。

1. There is no slope or angle to the croup.

在臀部没有斜面和角度.

2. It is set smoothly into the croup and low rather than high.

尾巴平滑的与臀部结合,位置低,不能太高.

3. Croup -- Long, rounded and full, sinking slightly toward the tail.

长 、 圆而丰满, 略微没入明显的尾巴中.

4. Croup well formed and only slightly inclined with hip bones hardly apparent.

臀部稳固而略倾斜,臀骨几乎不可见.

5. Croup: Long, hardly sloping, merging gently with the root of the tail.

臀部: 长的, 几乎没有坡度, 跟轻微的尾根结合.