1. The stray dog had a scraggy appearance, with bones visible under its thin fur.
这只流浪狗看起来很瘦弱，瘦皮包骨，蓬头垢面。
2. The old man's scraggy beard made him look even more unkempt.
那个老人稀疏的胡须使他看起来更加不整洁。