英式音标11
单元音/ɜ:/
长音;不卷舌
bird [bɜ:d] girl [ɡɜ:l] shirt [ʃɜ:t] thirty ['θɜ:tɪ]turn[tɜ:n] nurse [nɜ:s]sir [sɜ:] birth [bɜ:θ]
易混比较
turtle today; burst bust
例句
When the murmur and chirp of the early birdis first heard by the earthworm ,it squirms in the earth nervously .
The nurses in shirts washed thirty dirtyshirts.
请问如何区分bed和bird?