您要查找的是不是：
- 正在in the process of (doing something or happening)
- 正Chinese 1st month of year
- 厂slope
- 正本original
- 钢厂steelworks
- 正如be just like
- 首件initial workpiece
- 单件stick
- 厂牌brand (of a product)
- 正交orthogonality
- 中间件middleware
- 厂区factory; mill; plant; works
- 正的plus
- 接插件socket connector
- 啤酒厂brewhouse
- 结构件structure
- 不正roguery
- 正大honest; upright; aboveboard
- 制药厂pharmaceutical factory
- 试件check bar
