một tác nhân gây ra tai nạn 
a factor in the accident [ một ] : one; a, an
[ tác ] : (1) job, task, work; (2) to make, do
[ nhân ] : (1) at the time of; (2) core, kernel, almond; (3) to multiply; (4) man, person; (5) to cause
[ gây ] : (1) to cause, bring about, create, set up; (2) to quarrel
[ ra ] : to go out, exit, give, issue, emit, leave
[ tai ] : ear; mishap, accident, calamity
[ nạn ] : danger, calamity, disaster, problem
Most Common Compounds Set 1:
Most Common Compounds Set 2 :