回答

・I joined this company three years ago.
・I entered this firm three years ago.

「我三年前加入這家公司。」在英語中可以表達為 I joined this company three years ago. 或 I entered this firm three years ago. 。

I joined this company three years ago, so I'm already used to the work.
（因為我三年前加入了這家公司，所以我已經完全習慣了這份工作。）

It was my dream to design clothes, so I entered this firm three years ago.
（因為我的夢想是設計衣服，所以我三年前加入了這家公司。）

有幫助｜0