求英文翻译.(在线翻译勿扰,优秀的翻译另外加分)

According to the practice of manual replenishment,I understand about the goods in the warehouse better than before.Of course it is not quite enough,I still need to remember them in my mind continuously.There are many approaches to deepen to acquaint with the goods.Unfortunately,today I lost one "Piece number slip" when I was on duty,this led to the loss for
the shop,I must take warning from this in later work.The shop owner has commented on my three weeks' performance and put forward some requirements.Aim at the mistakes which have been made in regular work,firstly ask for advice,then learn from experience.