张大夼经过几天的深思熟虑,想好欺骗的谎言,选好作案地点,挑选好实施抢劫的帮手,定好接应人员,准备好作案工具,便开始实施了这起海上抢劫杀人案。 After a few days of deliberation and fraudulent lies, Zhang Dakou selected the locations where he wanted to commit crimes and selected the helpers who took the robbery. He set himself a good candidate and prepared crime tools and started the case of robbery and murder at sea.