1.Luckisanounthatreferstotheconceptoffortuneordestiny.Itcanalsodescribegoodfortuneor幸运.2.Luckyisanadjectivethatdescribessomethingorsomeonethatisfortunateorhasgoodfortune.Itcanalsorefertosomethingthatbringsgoodfortune.3.Luckilyisanadverbthatdescribesaneventorsituationthatoccursinafortunatemanner.