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谢谢lele的分享， 不过lele过于言简意赅，不是很明白，于是查了查。下面是查到的内容
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& O: N0 O0 h) cIn linguistics, specifically phonetics and phonology, schwa (sometimes spelled shwa)[1] refers to the mid-central vowel sound (rounded or unrounded) in the middle of the vowel chart, denoted by the IPA symbol ə, or another vowel sound close to that position. An example in English is the vowel sound in the second syllable of the word sofa. Schwa in English is mainly found in unstressed positions, but in some other languages it occurs more frequently as a stressed vowel.
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H; n( v, W0 F2 o( V, U3 rIn English, schwa is the most common vowel sound. It is a reduced vowel in many unstressed syllables, especially if syllabic consonants are not used. Depending on dialect, it may correspond to any of the following written letters:
: P" c, b8 M& o% W% z D. p4 W) m'a', as in about [əˈbaʊt]2 Z7 @( u5 a7 b
'e', as in taken [ˈtʰeɪkən]
4 _9 F9 H4 F* u, d, l; q5 f7 u/ {'i', as in pencil [ˈpʰɛnsəl] V/ E! d T) R+ ^1 @4 V
'o', as in eloquent [ˈɛləkʰwənt]. Q1 R3 O9 U! `2 u% A' r
'u', as in supply [səˈpʰlaɪ]
) m4 U* v6 Z- |7 R& o'y', as in sibyl [ˈsɪbəl], T& W( e3 \5 u6 T/ u! \
various combinations of letters, such as 'ai' in mountain [ˈmaʊntən]; Q* P0 e) U$ j( V$ T# v* l2 Z" r
unwritten as in rhythm [ˈrɪeəm]
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发表于 2014-2-18 19:54
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发表于 2014-2-18 22:15
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