Nac
abbr. 网络准入控制（Network Admission Control）；全国航空委员会（National Air Council）；负导纳变换器（Negative Admittance Converter）；北大西洋公约理事会（North Atlantic Council）
🗣️ 情景例句
His experience will be valuable to both of us.
他的经验对你我都很有用。
An old physician,and a young lawyer.
医生老的好，律师年轻的好。
He said that there was now no village.
他说那村子已经没有了。