ν5Cλ?5CλʦΪ߸ѧѧϰۻȷ˼·ϰԼѵ˼άһֿסʶ
˼壬5CΪӦλá
еġΪģǿӵֺϰĺϰߡúÿοʶסÿϰ١ÿεʱ俴ʶǿ
5CλԼӦھ
5CλCΪģΪһdol ŵ(ס¥C¥C)Ϊڶdol ŵڶ(סڶ¥C¥C)Ϊdol ϼ2Ϊdol ¼2Ϊdol ܹ5 dol
ôν?
C ¥C(dol) ¥C(dol) ϼ2C(dol) ¼2C(dol)
Cǣ¼һ ϼһ
űȵŸߣԣһס3¥һס2¥(Ҫ˵ú)
һϼӵڶߣһ¼ӵڶ
3꼶ϵģԸ dol͵dolǹCԳƵ!ȻӺ
5CλԼʶѵƻ(ƻ൱ҪҪԴҲҪڿ) ӵĻҪͬ
һڣúӼסϵ3C(dol)Ҫڸȷ˵ÿC(dol)ټλԼÿC(dol)ϵ
(ǰɵĻҪȥĶһҪǿ3C(dol)λãü̵Ļ)
ڶڣúڸŵCϼ2еȡúסмǣף!
Ϊ?ڵڶ laԣúҵġdol3¥CȻ³dol,si,la Ǹϼ1ߵġlaϼ2ߵCʼdol,si,la Ǹһߵġmi¼һߵCʼdol,re,mi ȵȡ
ڣڸϰһڵݺʼתΪϵ3dol(ϼһߵC)ֻ3dolҪμǡ
ĸڣʼŵѵԼŵĹ̡
ڿʼܸϰִӽԺÿ죬ҪƬƬõĿϰߡ
ȻдЩʣûϸеḶֻ́ǸšٽʦҪľǰպÿڿԵҵ
ʹĸٽʦЧϽʦٽʦúڵСĹУһѧһ21͵ĺӶԣ̹ȫķַʺϡ徻ļͥǡǶҪѧϰ֪ʶĺǣǻúѧ˾ǵġ
ʦٴǿ5Cλּ!
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