元音字母组合发音规则音词组合'、、发音例词ai/ei/aidaimafraidexplainwaitwaiterpaidcampaignraingrainremainchaingaintraintailrailrailwaylaidSpaintrainingraincoatfailwaitressdailypainmainlymainsaile-mailpaintstraightcomplain/i/bargaincaptainmountain/e/againstagainsaid不发音cer...

时间:2025-04-16 04:30栏目:行业资料