in poetry, a foot (= a unit of division of rhythm) with one strong or long syllable followed by two unstressed (= not strong) or short syllables

The title of the collection of poems was Jiggery-Pokery, which is a double dactyl. 这本诗集的标题是“Jiggery-Pokery”，是双扬抑抑格。

Dactyls are important in classical verse. 扬抑抑格在古典诗词中很重要。