lub-dub

短语

词形变化

lub-dubbed lub-dubbing lub-dubs 三单 lub-dubs lub-dubbing 现在分词 lub-dubbed 过去式 lub-dubbed 过去分词

别名

lub-dup

释义与例句

v.
  1. 1.

    Of a heart, to beat.

    不及物
interj.
  1. 1.

    Used to represent the normal rhythm of the heart on auscultation, comprising the first and second heart sounds.

    医学

词源

The low-pitched, longer first heart sound forms lub. The higher-pitched, shorter second heart sound forms dub.

来源：wiktionary