一杆长枪无人挡半片红唇万人尝
[yī gān zhăng qiāng wú rén dăng bàn piàn hóng chún wàn rén cháng]
It describes a fierce fighter (long spear representing bravery) contrasted by allure (red lips suggesting temptation or desirability). The phrase implies a character or person has contrasting strengths that can attract numerous attentions.