ɾɱ

ҳ
ص
С
һǧʮ ɽ(1/2)
   ǩ ܹ Ŀ¼
    һǧʮɽ

    һӵĻŵˣһʱû׻е˼ŭ˵ʲôʲôϻʣ

    Цһû뵽׻ôشֻõףӦ˵ϰɣ

    ҵȻ֪ˣô룬ȴȵʲôϲϵģңղſˡ

    ɫһϲæĵͷȷʵˡ

    ɷѣо񱻶ӸϷˣˣɿ¶һ˵ӣһڣ̲סˣ̧־һƣ쵰׶ˣҿDzڼڻˡ

    ᣬһʱ䣬оϾҪˣͨһڵϣףɱҶԣڹرհңȻ󷨡

    ˵⻰Щˣԥһ£ãҿСˣʲô˵ţҴŹرգ󷨺һϣΣ˵ɣʲô˵Ȼ֪ҵƢ

    尵һһλᣬǵףģϳȥʱ䣬ղŵķһĻϸ˵һ飬˵̲סףҶ췢ģղĿһȺ׷ˣһд˵еϻʡ

    üͷŶӵ˫ۣһһٵ˵Ķģ

    ǧȷôҺ㿪Цأһ¶ͷϵĺ飬ǿҴ뿪ɣ򡭡

    ɼӲ˵ѵӣ̾Ϣһ˵Ķģǿ޷뿪ˣЩͨϣ϶ҵеϻȴһһ˵ϢֻҪԷķΧڣ۶ʲôطǶҵ㣬ʹڰҲûá

    ⻰˫һ૵ô˵DZˣ

    һһڶӵؿڴ߷ɣˣûʱϷˣȻݵĺ񣬿ȴšʲôϣʲôϻʣЩǴ˵еĴڣôˣҲһ³ô࣬Ѷᡭ

    ˣû뵽׾ȻĻϷҧף˵Ķģҡ

    ŭЦðҲˣأ

    ⡭֪øţ˸Ļš

    ɼӲ˵ˣΪѣЦղƭң֪ҵֶΰɣʲôҪ˵

    ֪ҪϳΪԥһ£ףٸһʱ䣬ЩϻԷΪ

    ׻˵ĺãʳӣҲַ˶ӵΪͷðɣҾ͸һʱ䡭ʵһλᣬһʱڣϴҸĹ£ٷϳӵΪ

    ʱ仺ţһ岻ûϴһĿŰҴţŭվһѽڵϵץŭȻûʶҾͳȫ㡭˵ţҪϳӵΪ

    ɾʱ򣬰⴫Ȼ󣬿Χʵ̫ˣһʶתȥڱǿлһ϶ʱʱֲԤС

    ɲõ󷨣ȻҪҲһ׵飬οϢ£ǿлһ϶ѵǿǰҪǻɱתһ룬־ûֿܣҸۡĵشԷɱǽڵʿɱˣ

    ɷͷɢʶǵ϶ڸӦʶڷ϶ڣûӦֻѪһһֻɫķͻȻӷ϶ڷ˳ɫϵӣɲİǶӿеϻʡ
һǧʮ ɽ(1/2),һҳĶ
һ Ŀ¼ һҳ