英语词汇pstn firewall怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	pstn firewall
释义	pstn firewall 简明释义电话网防火墙专业释义 1 电子、通信与自动控制技术电话网防火墙
随便看	surface optics surface organisms surface orientation surface orientation effect surface ornamentation surface oscillation surface oscillation surface osteosarcoma surface overlaying surface oxidation surface oxygen decompression surface packer surface paint surface pan surface pantograph engraving machine surface particle surface passivated transistor surface passivation surface passivation technology surface patch surface pattern surface peeling surface peening surface pendant anchor buoy surface penetrability

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。