stableboy

The stableboy cleaned the stalls and put down fresh straw.

用法提示：stableboy 是名词，在本句中作主语，表示在马厩照看马匹的人。

Every morning, the stableboy led the horses out to the yard.

用法提示：stableboy 是名词，作主语，指马厩中负责照料马匹的雇工。

As a young stableboy, he learned to saddle and groom horses.

用法提示：stableboy 是名词，作介词 as 的宾语，表示‘马夫’。