[b][size=25]
Notes about En:[/b]
It is the [/size][url=http://en.wikipedia.org/wiki/Vowel][u][size=25][color:7659=#0000ff]vowels[/u][/color][/size][/url][size=25] that differ most from region to region.
Where symbols appear in pairs, the first corresponds to American English, [/size][url=http://en.wikipedia.org/wiki/General_American][u][size=25][color:7659=#0000ff]General American[/u][/color][/size][/url][size=25] accent; the second corresponds to British English, [/size][url=http://en.wikipedia.org/wiki/Received_Pronunciation][u][size=25][color:7659=#0000ff]Received Pronunciation[/u][/color][/size][/url][size=25].
1-American English lacks this sound; words with this sound are pronounced with /ɑ/ or /ɔ/. See [/size][url=http://en.wikipedia.org/wiki/Phonological_history_of_English_low_back_vowels/lLot-cloth_split][i][u][size=25][color:7659=#0000ff]Lot-cloth split[/i][/u][/color][/size][/url][size=25].
2-Some dialects of North American English do not have this vowel. See [/size][url=http://en.wikipedia.org/wiki/Phonological_history_of_English_low_back_vowels/lCot-caught_merger][i][u][size=25][color:7659=#0000ff]Cot-caught merger[/i][/u][/color][/size][/url][size=25].
3-The North American variation of this sound is a [/size][url=http://en.wikipedia.org/wiki/R-colored_vowel][u][size=25][color:7659=#0000ff]rhotic vowel[/u][/color][/size][/url][size=25].
4-Many speakers of North American English do not distinguish between these two unstressed vowels. For them, [i]roses[/i] and [i]Rosa's[/i] are pronounced the same, and the symbol usually used is [/size][url=http://en.wikipedia.org/wiki/Schwa][u][size=25][color:7659=#0000ff]schwa[/u][/color][/size][/url][size=25] /ə/.
5-This sound is often transcribed with /i/ or with /ɪ/. [/size]