| 单词 | risus sardonicus |
| 释义 | risus /rīˈsəs or rēˈsŭs/noun
ORIGIN: L rīsus, -ūs laugh risus sardonicus /sär-donˈik-əs or -ŭsˈ/ noun (pathology) A sardonic grin, or drawing back of the corners of the mouth by spasm of the muscles, as in tetanus |
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