austere/ ɔːˈstɪər /

1.adjective

简朴的,无装饰的

Even the more austere classroom will have some sort of materials.
即使是更加简陋的教室都会有些教学资料。
2.adjective

严肃的,严厉的,不苟言笑的

A tall, thin man, with a hard, austere face, had stepped out of the open doorway.
一个脸上看上去坚韧而又严肃的高瘦男人从门口走了出来。
3.adjective

克己的,苦行的

The monk led a very austere and spiritual life.
和尚过着一种非常简朴节制的精神生活。