knit vest

例句：

1. 1. She wore a knit vest to theparty.
   她穿着一件针织背心去参加派对。
2. 2. The knit vest was soft and warm.
   这件针织背心既柔软又保暖。
3. 3. Heput on his knit vest and went outfor a walk.
   他穿上他的针织背心，出去散步了。