liftoff [i `(:f | `(f ]    (¼øÀ§: 12232 - ´ëÁ¹ ¼öÁØ)  
¶æ ¸í) [Ç×°ø] ¼öÁ÷ ÀÌ·ú, ¹ßÁø, ¹ß»ç
Mean The initial movement by which or the instant in which a rocket or other such craft commences flight.
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