[ míng qiāng yì duǒ，àn jiàn nán fáng ]

明处来的枪容易躲开，暗中射来的箭难以提防。比喻种种公开的和隐蔽的攻击。

元·无名氏《独角牛》:“孩儿也，一了说明枪好躲，暗箭难防。”

明处来的枪容易躲开，暗中射来的箭难以提防。比喻公开的攻击容易应对，暗地里的中伤难以辨别。

lit. easy to dodge the spear in the open, hard to avoid a stab in the dark (idiom); it is hard to guard against secret conspiracies