language-learning system
英
美
- The small package simplifies the design and layout of compact IR extender and code learning systems.
其小型封装简化了小型红外遥控延伸器及代码学习系统的设计与布局。
- The e-learning system offers basic and advanced training for specific topics at low cost.
在线学习系统以较低的成本针对专门话题提供基本的先进培训。
