ode n. èµï¼é¢æï¼é¢è¯ Ouf n. (Ouf)人åï¼(æ³ãé¿æ伯)ä¹å¤« OER å¼æ¾æè²èµæº(Open Educational Resources) OCR å å¦å符è¯å«(Optical Character Recognition) ODR å ¨æ¹åæ 线çµå¯¼èªç³»ç»ï¼Omni Directional Rangeï¼ OFR æ°§èªç±åºï¼ï¼Oxygen Free Radicalï¼