Those were the best years of my life.

　　那些年是我一生最幸福的時光。

　　It was a chance meeting that would change my life.

　　那次偶然的會面改變了我的一生。

　　It was the best day of my life.

　　這是我一生中最美好的一天。

　　In essence, your situation isn't so different from mine.

　　從本質上講，你我的情況并非相差很遠。

　　The engine is used for pumping water out of the mine.

　　這臺發動機是用來從礦井中抽水的。