learn (know) sth. by heart
v. gain knowledge or skills 同义词：learnlarnacquire
get to know or become aware of, usually accidentally 同义词：learnhearget wordget windpick upfind outget a linediscoversee
commit to memory; learn by heart 同义词：memorizememoriseconlearn
be a student of a certain subject 同义词：learnstudyreadtake
impart skills or knowledge to 同义词：teachlearninstruct
find out, learn, or determine with certainty, usually by making an inquiry or other effort 同义词：determinecheckfind outseeascertainwatchlearn