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HSK levels

    不得其门而入 不得其門而入

    bùdéqíménérrù

    1. to be unable to get into (a house, an organization, a field of study, a particular type of career etc)

    他对编程很感兴趣,但一直不得其门而入。 tā duì biānchéng hěn gǎn xìngqù, dàn yīzhí búdéqímén érruò.