unheard-of [i ^nh4:Rd!v | `(v ]    (¼øÀ§: 12848 - ´ëÁ¹ ¼öÁØ)  
¶æ Çü) Àü·Ê°¡ ¾ø´Â, ±Ý½Ã Ãʹ®ÀÇ, Àü´ë ¹Ì¹®ÀÇ, ¹ÌÁõÀ¯ÀÇ; ¹ÌÁöÀÇ
Mean Not previously known; unknown.
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