英语词汇plain line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	plain line
释义	plain line 美/ ple?n la?n / 简明释义平直线：指在几何学中，没有曲线或弯曲的直线。简单的线条：指在艺术或设计中，没有复杂装饰或图案的直线。网络释义短语 1 plain concrete lining 素混凝土衬砌双语例句 1 Wet shotcrete, including wet steel fiber shotcrete and wet plain shotcrete, has been adopted for the temporary and permanent lining of Qinling Railway Tunnel and good results have been obtained. 秦岭隧道采用了湿式喷混凝土（包括湿喷钢纤维混凝土和湿喷素混凝土）进行初期支护和永永支护，取得了良好的效果。
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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。