bì​mén​zào​chē

to act blindly

Senses

闭门造车/ 閉門造車 bì​mén​zào​chē (also bì​mén​zào​jū) to act blindly

Literally "to build a cart behind closed doors"; used to describe working on a project in isolation without considering reality or seeking outside information.

References

antonym 闭门造车/閉門造車 集思广益/集思廣益
synonym 闭门造车/閉門造車 凭空捏造/憑空捏造
synonym 闭门造车/閉門造車 凭空杜撰/憑空杜撰
synonym 向壁虚构/向壁虛構 闭门造车/閉門造車