poor mixture

• 劣质混合物,稀混合气

poor mixture的用法和样例：

例句

1. The carburetor delivers a rich mixture to the precombustion chamber and a lean mixture to the main cylinder.
   化油器将浓混合气输至副燃烧室，将稀混合气输送至主气缸。
2. It is a poor substitute for good note taking.
   它只是掘劣地替代了好的课堂笔记。
3. Regulating actions are taken against contractors with poor site safety records.
   对于地盘安全记录差劣的承建商，当局已采取规管行动。