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1ڱ༭ĵʱϽǵĵ⣬Կл༭ĵ
2༭Ͻǲ˵ġáУµǷԶ
3ߣdelete(macϵͳΪfn+delete)ɾʱԶϲһ
4ʹbackspaceɾʱ(macϵͳΪdelete)ǰͼƬԶϲһ
5ֻҳ(΢ʹ)ҳӸҳ浼ĵб棬ӹܵ