shaggy是“毛茸茸的”意思，而dog则是“狗狗"，story是“故事”。a shaggy dog story不是狗故事而是指长且无趣的笑话；冗长无聊的故事。
【例句】
Initially, the farmer had posted his close encounter on a Chinese website, together with a shaggy dog story about how he had captured the alien while setting traps for rabbits.
最初，这个农民在某网站上贴出了他如何近距离接触外星人的事迹，同时还写了自己如何在设置捕兔器陷阱时抓到外星人的经过，故事非常冗长杂乱。
It becomes a long shaggy-dog story with a lame punch line. Who cares?
谁会在乎这样一个长而杂乱而且蹩脚的故事？
【例句】
Initially, the farmer had posted his close encounter on a Chinese website, together with a shaggy dog story about how he had captured the alien while setting traps for rabbits.
最初，这个农民在某网站上贴出了他如何近距离接触外星人的事迹，同时还写了自己如何在设置捕兔器陷阱时抓到外星人的经过，故事非常冗长杂乱。
It becomes a long shaggy-dog story with a lame punch line. Who cares?
谁会在乎这样一个长而杂乱而且蹩脚的故事？
