bbox四元素之后是什么？

学习了4元素之后需要学习什么？

曲谱
4Beat：KHSH

8Beat：KHSHHKSH
KHSKKKSK

16Beat：KHHKSHHKHHKHSHHK
KHHHSHHKHKKHSHHK
KHKHSHHKHKSHHKKH

24beat:khk shh khksk
khh shh khksk
khk shh khksk
khh shh khkskk
机械音bun---------
khh shh khksh
khh shh khksh
khh shh khksh
khh shh khkshkk

KS KH SKK HHKSH HHKSH HKHK S sib K sib
SKK HHKSH HHKSH HKHK S sib

K(mam)~ SHK H~ KS sibsib KHS d d K(bu)K(bu) S(boom) HK
K(mam)~ SHK H~ KS sibsib KHS d d K(bu)K(bu) S(boom) sib
K(mam)~ SHK H~ KS sibsib KHS d d K(bu)K(bu) S(boom) sib
K(mam)~ S dark sam K(boom) S yak tic sibS <bo(he) ha ra S o>

*bu~ HH SHH SHH KHS <drrk>H*
*bu HH SHH SHH KHS <drrk>H*
*bubu HH SSSH d bu HHS sibsibsibsib*
*bu HHHS <drrk> bu s bu s KS <drrk>K*

bboom HS HHH HH S~H
bboom HS HHH HH S~H
bboom HS HHH HH S~H
bboom bboom Shh KHK Shh KKH

SKK HHKSH HHKSH HKHK S sib K sib
SKK HHKSH HHKSH HKHK S sib

K(mam) dark samo yak tic (huhuhu) KKR <drrk> Kbu~H
yester mo e am nyum huRhuhu KKRHK
K(mam) S(da)rk sam K(boom) S yak tic sib S <bo(he) hala S o>
bu~ sib S(ye)ster K(mo)e S am nyum sib S <brrr> sib sib KS sib
K(mam) S(da)rk sam K(boom) S yak tic sib S <bo(he) hala S o>
bu~ sib S(ye)ster K(mo)e S am nyum sib S <brrr> sib sib KS sib
K(mam) S(da)rk sam K(boom) S yak tic sib S <bo(he) hala S o>
bu~ sib S(ye)ster K(mo)e S am nyum sib S
bboom H bboom bboom S(bboom)sib K bboom HR HKHKKR HRH HKRH HRHRK~

欧/韩音符对照(基本音):
韩 欧
K b
H t
S p