Ccna
abbr. 思科認證網絡支持工程師（Certified Cisco Network Associate）
??? 情景例句
to schedule one hour a week--to start with.
安排一星期一個小時。
Of young men die many, of old men escape not any.
年輕人死得不少，而年邁者是在劫難逃。
What's in the box? Ann thought. Was it some clothes?
“盒子里是啥呢？”安心想，會是衣服嗎？