ichidan verb, transitive verb
Transitive: exchanging one thing for another, including currency conversion. Common in business and daily life.
商品券を現金に引き換えることはできません。
You cannot exchange gift certificates for cash.
空港
I exchanged yen for dollars at the airport.
ichidan verb, intransitive verb
in contrast to; unlike
Intransitive, used in the pattern 〜に引き換え(て) to contrast two things, often with a negative or surprising nuance. Fixed expression; not freely conjugated.
See also: に引き換え
兄が社交的なのに引き換え、弟は無口だ。
In contrast to his sociable older brother, the younger brother is quiet.
去年の好調に引き換え、今年の売り上げは落ち込んでいる。
Unlike last year's strong performance, this year's sales are slumping.