two-tone working

例句：

1. 1.The company's new two-tone working system has greatly improved efficiency.
   公司的新双色调工作系统大大提高了效率。
2. 2. The two-tone working technique is used in the printing process to create a unique design.
   双色调工作技术用于印刷过程中，以创造独特的设计。
3. 3.The two-tone working method is widely used in graphic design, allowing for more intricate and visually appealing designs.
   双色调工作方法在平面设计中广泛使用，允许创建更复杂、视觉上吸引人的设计。