四年的铁哥们，从此成为陌路，直到最近收到她的邮件。

After 4 years of solid friendship, we never spoke to them again... until we received the recent email.

现在，一场即将举办的婚礼会缺少一名伴郎，原本留给一个铁哥们的位置会空空如也。

Now there will be a missing groomsman at the wedding and empty air in the place of a steadfast friend.

一辈子生活在老马的阴影中的恩格斯在他铁哥们死后终于抬起头来说了一句让全世界听众发愣的话：“我们不要过分陶醉于我们对自然界的胜利。”

Life in the shadow of the old life in his iron man die Engels after it was finally raise head to let the world audience: "we don't become speechless too intoxicated in our nature."