ORTHOGRAPHIC拼李法的 REPRESENTATION OF SPEECH SOUNDS x1.IPA(International Phonetic Alphabet-国际 音标)： A standardized and internationally accepted system of phonetic transcription. The present one mainly derives from one developed in the 1920 by the British phonetician,Daniel Jones(1881-1967), revised in 1993,corrected(updated)in 1996.ORTHOGRAPHIC拼字法的 REPRESENTATION OF SPEECH SOUNDS  1. IPA (International Phonetic Alphabet--- 国际 音标):  A standardized and internationally accepted system of phonetic transcription. The present one mainly derives from one developed in the 1920 by the British phonetician, Daniel Jones (1881-1967), revised in 1993, corrected (updated) in 1996