I would class my garden as medium in size.

我的花园只能算是中等大小。

youdao

The pollen grains are small to medium in size and spheroidal or subprolate in shape, with a few being prolate.

一般中等大小，绝大多数为圆球形，少数为近长球形或长球形。

youdao

Overall, Toyota has under 3% of the European market, and even that is thanks largely to its success in selling medium-size models into the fleet market in Britain.

ECONOMIST: Toyota learns French

In recent weeks, Lutnick has extolled virtues of banks increasing their lending to medium size enterprises in the hope recovery can select another gear.

CNN: It takes a crisis to focus on the value of Davos

He came to fame by skewering small towns (in Main Street) and medium-size heartland cities (in Babbitt).

FORBES: California Leavin'