碱基配对

jiǎn jī pèi duì

base pairing (e.g. adenine A 腺嘌呤 pairs with thymine T 胸腺嘧啶 in DNA)

base pair

jiǎn

variant of 鹼|碱[jian3]

(bound form) base; foundation

pèi

to join

duì

right; correct