to double-time, march (or rather run) at the above speedy pace.

listen to the pronunciation of to double-time, march (or rather run) at the above speedy pace.
Английский Язык - Английский Язык

Определение to double-time, march (or rather run) at the above speedy pace. в Английский Язык Английский Язык словарь

To double-time, march (or rather run) at the above speedy pace.
double-quick