核連鎖反應 hé lián suǒ fǎn yìng

nuclear chain reaction

Word data

HSK Not in HSK
Frequency Unknown

Definitions

  1. 1. nuclear chain reaction

Characters

Character Meaning
to check; to examine; to verify
(used with , dōu etc) even; continuously
lock; to lock; to lock up
opposite; to oppose; against
should; ought to; must