权威例句
risusRisus sardonicusRisus sardonicus.Risus Sardonicus after thalamic hemorrhageThe 'risus sardonicus' of multiple system atrophy.RISUS study: Rugby Injury Surveillance in Ulster SchoolsRisus mediaevalis: laughter in medieval literature and artRisus sardonicus and laughing gas – when nitrous oxide lost its innocenceTrismus, opisthotonus and risus sardonicus: who remembers this disease?Polyacetylenes from Sardinian Oenanthe fistulosa: A Molecular Clue to risus sardonicus