左提右挈zuǒ tí yòu qiègive guidance and helpto each other; guide and support each other;/夫以—赵尚易燕，况以两贤王～，而责杀王之罪，灭燕易矣。(《史记·张耳陈余列传》) If Zhao with one king is con-temptuous of Yan’s power,how will it be when it has two wise kings,marching hand in hand to punish you for the crime of regicide! The destruction of Yan will be an easy matter then! 左提右挈zuǒ tí yòu qiè挈：举起。左手提，右手举。形容互相扶持，也形容从各方面帮助。give mutual help, give guidance and help to each other, give mutual assistance |