then chốt
Meaning
2 senses
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Noun
A vital element, ingenious method, or a specific technique that is essential for achieving success or solving a complex problem effectively.
vi Đây là vấn đề then chốt của dự án.
en This is the key issue of the project.
Adjective
Of fundamental importance or significance, serving as a primary factor or a critical part in the success of a larger system.
vi Anh ấy đóng vai trò then chốt trong đội.
en He plays an essential role in the team.