iambic

iambic
/aɪˈæmbɪk; aɪ`æmbɪk/ adj
of or using iambuses 抑扬格的; 用抑扬格的
    iambic feet 抑扬格的音步, 如 I `saw three `ships come `sailing `by. iambics n [pl]
lines of poetry in iambic metre 用抑扬格律写的诗句.

牛津英汉双解词典