know your stuff idiom informal (also UK old-fashioned know your onions)
C2 精通业务，懂行
to have good practical skills and knowledge in a particular activity or subject
| 词汇 | know your stuff |
| 类别 | 英译汉、英汉双解翻译词典 |
| 释义 | know your stuff idiom informal (also UK old-fashioned know your onions) C2 精通业务，懂行 to have good practical skills and knowledge in a particular activity or subject |
| 随便看 |
江苏热线英汉汉英双解词典包含207361条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。