observer的近义词/同义词
observer的近义词/同义词有：lookout, seer, bystander, visitor, tourist, goggler, viewer, witness, auditor, watcher, sightseer, spectator, reconnoiter, onlooker, examiner, gaper, eyewitness, passerby, adherent。
n.
observer的近义词（观众,目击者,调查者,观光者）：lookout, seer, bystander, visitor, tourist, goggler, viewer, witness, auditor, watcher, sightseer, spectator, reconnoiter, onlooker, examiner, gaper, eyewitness, passerby。
observer的近义词（其他释义）：adherent。