在这个行业工作了三年怎么翻译

“我已经在这个行业工作了三年”I had already worked in this profession for three years
“我熟悉工业方面的英语”“I am familiar with the industry aspect English”

“我已经在这个行业工作了三年”
I have already been working in the industry for three years. ("行业"更多用 industry )
“我熟悉工业方面的英语”
I'm familiar with English in industry.

I have already worked for three years in this trade
I am proficient in English of industry