closed ·adjective (NOT ACCEPTING IDEAS)
Definition: not wanting to accept new ideas, people, customs, etc. Level: C2
他思想封闭，拒绝考虑其他观点。
He has a ___closed mind and refuses to consider alternative perspectives.
带着封闭的态度去旅行，会使你无法真正欣赏不同的文化。
Travelling with a ___closed attitude prevents you from truly appreciating different cultures.
经理对创新的封闭态度正在阻碍公司的发展。
The manager's ___closed approach to innovation is hindering the company's progress.