Search the dictionary A Chinese word or character, or English Draw a character Search 5 entries. duīxīn 堆芯 reactor core duìxīn 对心 congenial duìxīn 對心 congenial fǎnyìngduīxīn 反应堆芯 reactor core fǎnyìngduīxīn 反應堆芯 reactor core