Definition
To be extremely thin, with very little flesh on the body; emaciated.
瘦得皮包骨
Since his serious illness, he has been skin and bone, looking very weak.
自從他得了重病後，他就變得骨瘦如柴，看起來非常虛弱。
After months of trekking, the expedition members were all skin and bone.
經過數月的跋涉，探險隊的成員都變得骨瘦如柴。
The stray dog looked skin and bone and needed immediate care.
那隻流浪狗看起來骨瘦如柴，需要立即照顧。