look attentively"watch a basketball game"
follow with the eyes or the mind"The world is watching Sarajevo"
同义词：observefollowwatch overkeep an eye on
see or watch 同义词：viewseecatchtake in
observe with attention"They watched as the murderer was executed"
同义词：look on
be vigilant, be on the lookout, be on one's guard, be careful 同义词：look outwatch out
observe or determine by looking find out, learn, or determine with certainty, usually by making an inquiry or other effort 同义词：determinecheckfind outseeascertainlearn