放熱反應 fàng rè fǎn yìng

DEFINITIONS

  1. exothermic reaction

CHARACTERS

放 fàng
HSK 3
put, release, free, liberate
熱 rè hot; heat; fever; restless; zeal
反 fǎn
HSK 4
reverse, opposite, contrary, anti
應 yìng should, ought to, must