ADJ-GRADED [usually ADJ n]（产品或服务）高端的，高档的Upmarket products or services are expensive, of good quality, and intended to appeal to people in a high social class. （产品或服务）高端的，高档的 [mainly British]
Anne chose an upmarket agency aimed at professional people.
安妮选择了一家以专业人士为服务对象的高端代理商。
...restaurants which years ago weren't quite so upmarket as they are today.
现在比几年前已高档得多的餐厅
SYN prestigious, important, prominent, esteemed
Upmarket is also an adverb.
Japanese firms have moved steadily upmarket.
日本公司已向高端产品市场稳步迈进。
He promised a move upmarket and a drive to improve service and quality.