前: front筒: a section of thick bamboo扭前筒: twisted placket前筒宽: placket width前筒，三尖袖叉: placket前筒吊脚: hiking at bottom of placket前筒起蛇: placket wavy; wavy at placket前筒起蛇（皱）: wavy at placket前筒不能到尾: front placket not down to hem前同步信号地址组: preamble address group前同步信号 前文 导言 民用电报电头: preamble前同步信号: preamble前同步码: preamble前同步: preamble
