stead

名词 stead:

1. the post or function properly or customarily occupied or served by another
   同义词：position, place, lieu

1. His knowledge of the subject stood him in good stead.
   他的这门学科的知识对他很有好处。
2. His anorak has stood him in good stead this winter.
   他这件带兜帽的夹克在今年冬天对他很有用。