30的序数词音标

[ˈθə:ɪtiəθ】望采纳一、二、三,单独记；八去t,九除e,ve要用f替,整十基数变序数,先把ty变成tie；要是遇到两位数,十位基数个位序,th最后加上去

1：[fə:st]2：['sekənd]3：[θə:d]4：[fɔ:θ]5：[fifθ]6：[siksθ]7：['sevnθ]8：[eitθ]9：[nainθ]

1、第一类first(1st)第一second(2nd)第二third(3rd)第三（在括号里的是缩写形式,均在阿拉伯数字后面加上相应序数词的最后两个字母构成,以下各类与此相同.）这类序数词只有三个,

1st=first2nd=second3rd=third4th=fourth5th=fifth6th=sixth7th=seventh8th=eighth9th=ninth10th=tenth11th

1st=first2nd=second3rd=third4th=fourth5th=fifth6th=sixth7th=seventh8th=eighth9th=ninth10th=tenth11th

1st=first2nd=second3rd=third4th=fourth5th=fifth6th=sixth7th=seventh8th=eighth9th=ninth10th=tenth11th

twentieth[英][ˈtwenti:ɪθ,ˈtwʌn-]

第十tenth/tenθ/和其它的是不一样的,从二十到九十,词尾的ieths都要读/iθs/.

你们老师这是抽那门子的疯,等下再答：序数词firstsecondthirdfourthfifthsixthseventheighthninthtentheleventhtwevlfththirteen

thirtieth['θɝtɪɪθ]很高兴为你解答,欢迎追问～

twentieth20thtwenty-first21sttwenty-second22ndtwenty-third23rdtwenty-fourth24thtwenty-fifth25thtwent

1:one—first2:two—second3:three—third4:four-fourth5:five—fifth6:six—sixth7:seven—seventh8:eight—eight

第1first第2second第3third第4fourth第5fifth第6sixth第7seventh第8eighth第9ninth第10tenth第11eleventh第12twelfth第13

22['twentɪ'sek(ə)nd]23['twentɪθɜːd]24['twentɪfɔːθ]25['twent&

thousandth：（num.）第一千[英式音标][ˈθauzənθ][美式音标][ˈθaʊzəndθ]

第1first第2second第3third第4fourth第5fifth第6sixth第7seventh第8eighth第9ninth第10tenth第11eleventh第12twelfth第13

onetwothreefourfivesixseveneightnineteneleventwelvethirteenfourteenfifteensixteenseventeeneighteenni

1st=first2nd=second3rd=third4th=fourth5th=fifth6th=sixth7th=seventh8th=eighth9th=ninth10th=tenth11th

30th=thirtieth

1st=first2nd=second3rd=third4th=fourth5th=fifth6th=sixth7th=seventh8th=eighth9th=ninth10th=tenth11th