1. 正式/中性語氣:

“How have these years at the debt collection company been for me?”

2. 口語化/自然表達:

“What has my experience been like working at the debt collection company all these years?”

“How has it been for me at the debt collection company over the years?”

3. 如果側重個人感受:

“How have I been doing during these years in the debt collection business?”

補充說明：

需要更簡潔或調(diào)整語氣的話，可以告訴我具體場景哦！