不必要的装饰，虚饰
extra things that are added to something to make it more pleasant or more attractive, but that are not necessary
a cheap, no frills airline 价格便宜、经济实惠的航空公司
This model has fewer frills so it costs less.
This particular blender works just fine, but if you want one with all the frills, it's worth paying more for a better brand.
All the basics are in place, but none of the frills.
His songwriting is stripped down and pure, and has a deep emotional punch without all the extra production frills you'll find on his other recordings.
The supermarket chain is known for its low prices and lack of frills.
See also: frill