鏃ュ父鐢ㄨ
浠栨槸鍦�1950s鍙戞槑鍑烘潵鐨勭殑鑻辫鎬庝箞璇�
鏉ユ簮锛氬嚭鍥界炕璇戝畼
2019-12-26 23:41:34
浠栨槸鍦�1950s鍙戞槑鍑烘潵鐨�
He invented it in 1950s.
鐑棬鎺ㄨ崘
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