1.像西绪福斯(Sisyphus) 的;徒劳无益的
1.involving endless but futile labor
2.relating to Sisyphus
1.It is often a Sisyphean endeavor to get the two cultures to work together in a constructive manner.
推动两种文化以一种建设性的方式共同工作的努力常常徒劳无益。
2.But it is a Sisyphean task: Manteca's ordinance, restricting residents to two sales a year, is widely ignored.
但这是一个西西弗式（注1）的任务。Manteca市规定居民一年只能卖两次，但是没人理会这个规定。
3.It is a Sisyphean mission, and a dangerous one: the system encourages security officers to abduct and punish the petitioners.
这是个永远走不到头的使命，也是个危险的使命：体系怂恿安保人员劫持并惩罚上访者。
4.Does China illustrate the promise of clean energy or the Sisyphean task it faces? Put another way, will the U.
国展示的是清洁能源的前景，还是它所面临的永远没有尽头的艰巨任务？
5.Yet the task of quashing rumours is a Sisyphean one.
但清除谣言是个永无休止的任务。
6.The Sisyphean task of in-house session maintenance
内部会话维护的无休止工作