| 词汇 | 老大难 |
| 释义 | 老大难老大难[lǎo dà nán]1.■long-standing, big and difficult (problem):老大难单位unit long considered a tough nut to crack; unit known for its difficult problems long regarded as insoluble; a unit with serious and long-standing problems;老大难问题question which has long defied solution; problems which have been described as long-standing, big and difficult; a knotty problem of long-standing |
手机网英语在线翻译词典收录了835600条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。