| 词汇 | 嘴上无毛，办事不牢 |
| 释义 | 嘴上无毛，办事不牢嘴上无毛，办事不牢[zuǐ shang wú máo bàn shì bù láo]1.■be too immature to handle matters steadily; A man too young to grow a beard is not dependable.; A man with downy lips is bound to make slips.; Downy lips make thoughtless slips.; Young people cannot be trusted with important tasks (because they lack experience). |
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