| 释义 |
- adj.徒劳的；枉然的；无结果的；自负的
- 网络白费；虚荣的；空虚的
adj.+n. vain attempt,vain hope adj. humble,successful,reliable adj. conceited,proud,narcissistic,vainglorious,arrogant 1. | 徒劳的；枉然的；无结果的that does not produce the result you want |
| She closed her eyes tightly in a vain attempt to hold back the tears. 她紧闭双眼，却无法忍住眼泪。 | | I knocked loudly in the vain hope that someone might answer. 我敲门敲得很响，希望有人应声，却是徒然。 |
2. | 自负的；自视过高的too proud of your own appearance, abilities or achievements |
| She's too vain to wear glasses. 她太爱虚荣，不肯戴眼镜。 |
adj. | 1. excessively proud, especially of personal appearance 2. failing to have or unlikely to have the intended or desired result 3. devoid of substance or meaning 4. someone who is vain is very proud and thinks they are very attractive or special 5. unsuccessful, or useless 1. excessively proud, especially of personal appearance 2. failing to have or unlikely to have the intended or desired result 3. devoid of substance or meaning 4. someone who is vain is very proud and thinks they are very attractive or special 5. unsuccessful, or useless |
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