| 词汇 | hard-on |
| 释义 | hard-on noun[ C ] offensiveslanguk /ˈhɑːd.ɒn/ us /ˈhɑːrd.ɑːn/ a rude word for an erection(= the condition of the penis when it is stiff): （阴茎的）勃起 to have a hard-on阴茎勃起 |
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