Kèo nhà cái 5Ҫѿ֮նͷɫǵͨ죬ȥֱӿˣӵһᣡȥɡڼͷĿ⿴ˣ塢λԺЩѡγȥˣ²ŻѧˣڣѾϷˡ
ɱȸɨһۿʼƲIJ£а̾˿ʱ˭սģ˿ԽҪȸԼĴ磬ȴУ߾ۼʱʿɱ±ܡǡʱʿʬѸ뿪ǣˣǰŹ﷿ڴ˺λʿľƲ֮У¶˵꣬СĵĿ
ľ棬Ϊʲô뿪ͥ𣡣Щ˻Ƶӿ±ɭĿ⿴ǰĽ죬ûȥֿȥֹͻѾȥ˵ΣΪĹؼΪλͻȻӪĩƣμºƹһȸ˵ͷذϼ۷ŻǴĵ֪ͨڶಿ䣬岻ƭԼֻۿذϼ˵ѾҪˣذϼۻûг֣ѲɣһҪԼԼɣ
뾲һͷղֱۣĿŲȸʬ壬ۿͨ죬һѾסʬͻսʿ۾ŭΪʲôΪʲôܵô죡ȸΪʲôǣ˵˽ʲôҡҡͷʵǡʱʿʬѸ뿪