double figures

Từ điển Oxford Advanced Learner 8th

ˌdouble ˈfigures [double figures double-figure] BrE NAmE (especially BrE) (NAmE usually ˌdouble ˈdigits) noun plural
used to describe a number that is not less than 10 and not more than 99
•Inflation is in double figures.
Derived Word: ↑double-figure
See also: ↑double digits ▪ ↑double-digit

Example Bank:
•The number of houses she owns is in double figures.
•The score quickly went into double figures.