| 单词 | pit-prop |
| 释义 | pit-prop n prop used to support the roof of a part of a coal-mine from which coal has been removed (煤矿的)坑木, 支柱. |

英汉双解词典包含38652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。
相关内容:
| 单词 | pit-prop |
| 释义 | pit-prop n prop used to support the roof of a part of a coal-mine from which coal has been removed (煤矿的)坑木, 支柱. |

英汉双解词典包含38652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。