求翻译：因本人不慎,于今日上午在阅览室遗失随身听一个,拾到者请送交信息系办公室,或用电话通知失主亲自去取,不胜感激.是什么意思？

Because of my mistake this morning a player lost in the reading room, picked up, please send information systems office, or notify the owner in person to pick up the phone, be grateful.

Due to this morning, I accidentally lost in the reading room, picking up a walkman, please send the Information Systems Office, by telephone or in person to get the default notice, would be grateful for.

Because of myself carelessly, in today in the morning along with listens to one in reading room losing, ascends to please to deliver the information is the office, or takes personally with the telephone message owner of lost articles, feels grateful extremely.

Because I accidentally, Walkman lost today in the reading room, picked up, please send information Department Office, or telephone the owner personally to pick up, will be highly appreciated.