top of the range
adjective/ˌtɒp əv ðə ˈreɪndʒ/
/ˌtɑːp əv ðə ˈreɪndʒ/
(British English) (North American English top of the line)
[usually before noun]- used to describe the most expensive of a group of similar products
（同类产品中）最昂贵的，最高价的 - Our equipment is top of the range.
我们的设备是最昂贵的。 - our top-of-the-range model
我们最昂贵的产品型号
- Our equipment is top of the range.