Expressionsonthefacecarrymeanings，whichdependsonsituati...
问题详情：Expressionsonthefacecarrymeanings，whichdependsonsituationsandrelationships．Forinstance，inAmericanculturethesmileistypicallyanexpressionof（41） ．Yetithasotherfunctions．Asmilemay（42） love，politeness，or（4...