英译汉，译文写在答题纸上。（5分）

Suddenly it hit me how difficult it was for a woman to get medical training at that time. That was a generation when girl’s education was always placed second to boys’. Was she so much clever than anyone else? Further reading made me realize that it was hard work and determination as well as her gentle nature that got her into medical school. What made her succeed later on was the kindness and consideration she showed to all patients. There was story after story of how Lin Qiaozhi, tired after a day’s work, went late at night to deliver a baby for a poor family who could not pay her.

楼宇访客对讲系统的总线多线制系统，下面描述正确的是（）

A、采用数字编码技术

B、楼层设置解码器，主机与楼层解码器总线连接

C、解码电路设于用户室内机中，主机与用户室内机总线连接

D、楼层设置解码器，解码器与用户室内机为多线连接