Optical interfaces for intra-office systems

• 建议；也就是局内互连用光接口

Optical interfaces for intra-office systems的用法和样例：

例句

1. The proposal had been shelved for a year.
   这个建议曾被搁置一年。
2. Sal suggested that we should go for a swim.
   萨尔建议我们去游泳。