pot shot

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++ˈpot shot noun  take a pot shot at somebody/something a) SHOOTto shoot at someone or something without aiming very carefully 对某人/某物任意射击[盲目射击，乱射] The boy took a pot shot at a pigeon with his air gun. 男孩用他的气枪对着一只鸽子胡乱开了一枪。 b) to criticize someone or something unfairly without thinking carefully about it 肆意批评 He enjoys taking pot shots at the government whenever the opportunity arises. 一有机会他就对政府大肆批评。Origin pot shot (1800-1900) pot + shot; from the idea of shooting something to cook it and eat it

ˈpot shot nounChineseSyllable  

pot shot
ˈpot shot nountake a pot shot at somebody/something
  a. to shoot at someone or something without aiming very carefully:
    The boy took a pot shot at a pigeon with his air gun.
  b. to criticize someone or something unfairly without thinking carefully about it:
    He enjoys taking pot shots at the government whenever the opportunity arises.