Edward Hirsch successfully and skillfully uses many language devices in his love poem“REGRET”including figurative languages, sppech styles, enjambment, metaphors, images, oxymoron, and chiasmus.

摘要爱德华赫胥妙地运用语来描述其作品“遗憾”，如谈话型态，跨句连接，隐喻，象，矛盾修饰法，交错法等，而使情诗“遗憾”描写得弦。

The technics parameters wereoptimized through chiasmus.

对合成工艺参数进行了正交设计和优化。