to shoot at someone from a position where you cannot be seen打冷枪;狙击
to criticize someone unpleasantly诽谤,恶意攻击
a bird with a long, straight beak that lives near rivers and marshes (= low land that is wet and sometimes covered with water)沙锥(一种鸟,喙长而直,栖息于江河沼泽地区)
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