(1/2)ҳ
ʮ_ԭʼ_ԽС˵_ѧ
ʮ
ʮģ
Dzĵ˯ĻƤӣƤ̺ӣһѾˣѾЩ춼û˯ˣһ˯һˬ
˶ȥˣӦǶȥɻˣǵijӦǽѵ֮ģ˵ˣԽԽȣԭĻѵҲij磬ȻⶼDZҪѧ漼ܣЩʮµĺӣҲûҪ̫ĥ
ij˵⣬Ĩһ巻߳ɽҲɣҪ˻οȻҪˡ
٣١СһһһʽĵҲģģѵʱ̵ģȻڽɽˣǾ黹ǶڵģǽǰһԹڲҲŵϺŵģһ㲻̫࣬մʱ仹ҪȥԣҲȽϴˣҵҲûд¹Щ飬ľͲ֪ܵȥˡ
ǵĸģⶼǹΪģҲûмӼͷƽʱѵٺʲˡ
ʹ
ʹ
巳ҶͣDzϲһģǴҶԼҲʲôģֻôҸˡ
ɡʮѵķҲDzһģҲǹԺıģ˻漼ɣҪĻǸҪʹõˣһǰãоǿ츳ˣȻܻӭģֵ츳˼ԺҲȫǹֲǣֻһЩֵģĺӾͼ̳츳ôСԼĹʮҵľҲǷdzġ
ҲûĨɱҵȤֻҪϲȥ棬ҪľͺãҲȫ徫ͨģսҲdzɹֻۣҪвصС
һᣬоѧϰҪˣǺһ˳ìĻ磬һ˾ͿԴͬĺӣĿǰˮƽõѡûϲ㽨±ˣЩdz
ף²ءһϾûмķ²ҿ˿Ҳûҵֻˡ
һӻûзӦ
(1/2)ҳ,һҳĶ
ǩĶ