abbr. Naval Research Laboratory 〈美〉海军研究实验所
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heart disease,
heart failure,
heart murmur,
heart muscle,
heart rate,
heart specialist,
heart to heart,
heartache,
heartbeat,
heartblood,
相似单词
NRE,
N-region,
N-representability,
nritta,
nritya,
NRL,
NRM,
NRN,
NRO,
NROTC,