They sailed along the rugged coastline.

他多岩石的海岸线航行。

Football players must be rugged.

足球运动员必须壮。

Rugby players must be rugged.

橄榄球运动员必须壮。

(3) Uncia uncia prefer to inhabit in the rugged habitats with moderate shrubberies, and they also like to leave signs in valley bottoms rather than hillsides.

此外，雪豹还在谷底而不是山坡活动。