プログレッシブ和英中辞典(第4版)の解説
ちらかる【散らかる】
〔物が〕be [lie] scattered around;〔部屋が〕be in disorder, be in a mess
公園には紙くずや空き缶が散らかっていた
Wastepaper and empty cans 「were scattered around [were all over] the park./The park was littered with wastepaper and empty cans.
彼の部屋はいつも散らかっている
His room is always in a mess.