英语音标 /r/

run /rʌn/
ear /ɪə(r)/
hair /heə(r)/
pure /pjʊə(r)/
butter /ˈbʌtə(r)/
cover /ˈkʌvə(r)/
thread /θred/
toothbrush /ˈtuːθbrʌʃ/
umbrella /ʌmˈbrelə/
camera /ˈkæmrə/