The room is 12 square metres in area.

这个房间面积是12平方米。

《牛津词典》

This room is five metres by three, or fifteen square metres.

这间屋子是五米的三米，合十五平方米。

《新英汉大辞典》

It's tough to find a window unit that's lighter than 46 pounds-and a machine like that would be able to cool only a fairly small room (150 square feet or less).

这很难找到一个窗口的机器重量轻于46磅，而这样的机器也只能够凉快相当小的房间(150平方英尺或以下)。

youdao

His work covers over three hundred fifty square meters of ceiling in a room that contains treasures from ancient Greece.

VOA: special.2010.06.23

So there are two sinks on the blue and pink kitchen island in the middle of the large, square room.

NPR: 'Future Home' Adds Ease to Living for Everyone

The eclectic 178-room Hyatt Union Square opened in April 2013 one block south of Union Square, a leafy park sandwiched between Midtown and Greenwich Village.

BBC: Business trip: New York City

The 7ft square room, which has no doors and a bricked-up window, was found when computer cabling was being installed at Byfleet Manor, in Mill Lane.

BBC: 'Downton' house could unlock secrets of Surrey history