不约而同

Explanation: About: Mondays through Fridays. Consistent with each other without prior agreement. 　　Usage: Contraction type; as adverbial; that action, the same action 　　Source: Qian Han, "Historical Biography Pingjin Hou main parent": "No size of the potential, from Lvxiang, rod spine boast, should be fixed from time to time are not seeking the club, the invariably will." 　　Examples: Luan Marshal in the army book, ~, but also to towards the door, behold, Xu Tong led his troops arrived. (Ming Feng Meng, "Eastern Zhou Zhi" fifty-ninth back) Thesaurus:  happen to coincide, All roads lead to Rome., with one voice, Did not do the same, known widely, universally known, etc. (said of good deeds, expertise, etc.), in one voice, be all in a [one, the same] story, monotony, different in approach but equally satisfactory in result, use different approaches to achieve equally satisfactory result, Different Ways go to same goal, Special coating go to same goal, Word of the word, If a word of, Word of simultaneous Antonym Group:  On the less competition and more, argue, be vastly different as between heaven and earth, Yunlong frog, head to head, the benevolent see benevolence and the wise see wisdom, Various ideas Divergent rub, discordant opinions, be sure to whisper, each sticks to his own version, Was divided on, Let each speak mind, be widely divergent; be entirely different; be strikingly at variance, in contradistinction to [from], haggle over every ounce, whisper, Whispers, gossip; rumor, See See Jen Chi, each person offers a different version, agitation numerous and confused