knock around (sth)
—phrasal verbwithknockverbuk/nɒk/us/nɑːk/
informal(UKalsoknock about (sth))to be in aplacethat is notexactlyknownor invariousplacesespeciallyover alongperiodoftime
（某人长时间）漫游，游荡；（某物长时间）散置在（某处）
I'msureI've got acopyof "Lolita"knockingaroundsomewhere.我肯定我有一本《洛丽塔》在什么地方。
Hespentyearsknockingaround the FarEastbefore the First World War.一战前他在远东漫游了多年。