ޣϲС
ҳ
壺
С
ҳ
Ŀ ¼
229.ϣ2/2
߹ȥнʮּѡ
СЩʯǰԣ
ͷϵʯζһ£ɽᄍȻ˻
˴СʱԣͻȻͣ
ôˣлز˲ԡ
룬ǰû·ˡԣüͷ
лѾ˹Żӵ߿ǰľڡһʯǽ֮⣬ûκγڡ룬ʼ︧ΧǽڣûУûУûС
ɽȻûκγڡ
һʱ֮һǿҵʧϮͷĶȥ
ѵԼIJ²ǴģѵذϫѰģԣһǹϷŪǣг·Ϊʲôȥ
һֱƴŬҪ뿪ϻģ뷽跨ػţȴүֱڸЦ
ȥû·DZͷ
ĽʼıôȻġлҪֹͽȴͻȻһֵĻ죬˲ȵȣ
ĽҲնĻ˲ַȥСĵڸղǿʯôƣһؼ˶ǵ
ǿյģһӻ
ԣ֣ʯں˵г·л۾ںڰ
=>>(δ,һҳĶ)
ҳ
Ŀ ¼