denoting a period of time in the past that was idyllically happy and peaceful (昔日的岁月)田园诗般美好的,平静幸福的,太平时期的 the halcyon days of the mid 1980s, when profits were soaring. 20世纪80年代中期高盈利的太平时期。
noun
a tropical Asian and African kingfisher with brightly coloured plumage 翡翠鸟
Genus Halcyon, family Alcedinidae: many species 翡翠属,翠鸟科:多种
a mythical bird said by ancient writers to breed in a nest floating at sea at the winter solstice, charming the wind and waves into calm 神翠鸟(神话中冬至时在海上漂流的巢中繁殖的神鸟,能平定风浪)
语源
late Middle English (in the mythological sense): via Latin from Greek alkuōn 'kingfisher' (also halkuōn, by association with hals 'sea' and kuōn 'conceiving')