ascetic
/əˈsetɪk; ə`sɛtɪk/ adj[usu attrib 通常作定语]
not allowing oneself pleasures and comforts; having or involving a very austere life 不让自己快乐和舒服的; 苦行的; 过极简朴生活的
the ascetic existence of monks and hermits 僧侣隐士的清苦生活.ascetic, n person who leads a very simple life without basic comforts, esp for religious reasons 苦行者; 苦行修道者.