1. 不虚饰的：unorthodox 非正统的 | unostentatious 不虚饰的 | unostentatiously 朴素地

2. 不夸耀的, 不傲慢的, 不虚饰的, 朴素的：turner sclerometer 回跳硬度计 | unostentatious 不夸耀的, 不傲慢的, 不虚饰的, 朴素的 | portable electric hammer 轻便电锤

3. 不虚装门面的/不虚饰的/朴素的：unorthodox /非正统的/异教的/ | unostentatious /不虚装门面的/不虚饰的/朴素的/ | unoxidized /未氧化的/

adj

1. not ostentatious

e.g. his unostentatious office
unostentatious elegance

Synonym: unpretentiousunpretending

2. exhibiting restrained good taste

e.g. the room is pleasant and understated

Synonym: understatedunpretentious