名詞 duo-:

1. two items of the same kind
   同義詞：couple, pair, twosome, twain, brace, span, yoke, couplet, distich, duo, duet, dyad, duad
2. two performers or singers who perform together
   同義詞：duet, duette, duo
3. a pair who associate with one another
   同義詞：couple, twosome, duo, duet
4. a musical composition for two performers
   同義詞：duet, duette, duo

duo-
pref.（前綴）
Two:
二：
例句：
duopsony.
兩頭買方獨(dú)攬

來(lái)源：
Latin
拉丁語(yǔ)
from duo [two] * see dwo-
源自 duo [二] *參見 dwo-