语音学和音系学的区别how does phonetics differ from phonology?give exam

the differences between phonetics(语音学) and phonology(音系学):
1).phonetics—general,descriptive and classificatory;
phonology—particular and functional
2) phonetics—actual physical articulations of speech sounds;
phonology—the abstract aspect of the sounds in a language
3) phonetics—the means for describing speech sounds;
phonology—the way in which speech sounds are combined,organized,and convey meaning in particular languages.