如此儒家功，岂是你们旁门左道所能比拟的？

Such Confucianism achievement is what you side heresy in the door can compare?

我提出了当时被当做旁门左道的建议，说设计新机器或许更省钱。

I made the then heretical suggestion that it might be cheaper to design new machines.

他的剑术风格旁门左道，身体又经过机械增强，在近身格斗中占尽优势。

His unorthodox fighting form and mechanical enhancements gave him an edge in close-quarter combat.

通过旁门左道，帮助人们驯服烈狗，重整家庭秩序的狗行为专家CesarMillan因此一炮而红。

And Cesar Millan, a dog behavior specialist, has become a celebrity by helping people gain control over unruly hounds, bringing order into households with uncertain lines of authority.