核反應堆 hé fǎn yìng duī

DEFINITIONS

  1. nuclear reactor

CHARACTERS

核 hé
HSK 5
seed, kernel, core, nut; atom
反 fǎn
HSK 4
reverse, opposite, contrary, anti
應 yìng should, ought to, must
堆 duī
HSK 5
heap, pile, crowd; pile up