您要查找的是不是：
- A／D功能卡A/D board
- B-D功能反应函数B-D functional response function
- DAS－8多功能卡及其应用DAS-8 Multifunstional Board And Its Application
- 功能卡function card
- 多功能卡multi-function card
- 不仅A而且not merely A but also B
- 刷卡punch the card
- A股A-share
- 色卡color card
- 声卡sound card
- 把A误以为take A for B
- 充值卡top-up card
- 吊卡lift sub
- A/D转换器A/D converter
- 读卡器card reader
- 打卡coding
- A/DA/D
- 持卡人cardholder
- D/AD/A
- 保修卡guarantee card
