暗锁

Traditional (Taiwan): 暗鎖

ànsuǒ ㄢˋ ㄙㄨㄛˇ

    • built-in lock concealed lock (flush with the surface, with only the keyhole visible) (contrasted with 明锁 míngsuǒ "exposed lock")

Character by character

Words that sound like ànsuǒ

Sources