n.

two items of the same kind

同義詞：couplepairtwosometwainbracespanyokedistichduoduetdyadduad

a stanza consisting of two successive lines of verse; usually rhymed

Isolated rat hepatocytes couplets in short-term culture: Structural characteristics
X-ray diffraction analysis of stratum corneum membrane couplets.
Isolated Rat Hepatocyte Couplets: A Primary Secretory Unit for Electrophysiologic Studies of Bile Secretory Function
Isolated rat hepatocyte couplets in short-term culture: structural characteristics and plasma membrane reorganization.
Graded limestones and limestone-quartzite couplets: Possible storm-deposits from the Moroccan Carboniferous
Mineral magnetic properties of loess/paleosol couplets of the central loess plateau of China over the last 1.2 Myr
Mineral magnetic properties of loess/paleosol couplets of the central loess plateau of China over the last 1.2 Myr
Hormonal regulation of paracellular permeability in isolated rat hepatocyte couplets
Vesicle targeting to the apical domain regulates bile excretory function in isolated rat hepatocyte couplets
Contribution of tryptophan side chains to the circular dichroism of globular proteins: Exciton couplets and coupled oscillators