| 短语 | (as) tough as old boots |
| 释义 | (as) tough as old ˈboots|(as) tough as ˈnails(informal)1very strong and able to deal successfully with difficult conditions or situations很强壮；坚韧不拔；雷打不动2not feeling or showing any emotion铁石心肠；不为所动 |
| 随便看 |
英语短语词组词典共收录525608条英汉双解短语词组词条，基本涵盖了全部常用短语词组的翻译及用法，是英语学习的有利工具。