Their flat is a tip!

他们的寓所简直是个猪窝！

《牛津词典》

Torpedo rays (Torpedo californica) are identifiable by their flat gray bodies and black spots.

电鯆（电鳐）可以通过他们扁平的灰色身体和黑色斑点被认出来。

youdao

When Liz's father failed to pay the rent on their flat and moved to a homeless shelter, Liz was out on the streets.

当莉斯的爸爸付不起房租然后搬到流浪者收容所后，莉斯流落街头。

youdao

There are gnus or wildebeests with their flat wide faces.

VOA: special.2009.08.19

People driving during a tornado are told to find low ground and lay flat,facedown, with their hands covering their head.

VOA: special.2011.04.19

The tribesmen hurry. Their loads are heavy and their stomachs flat from little food.

VOA: special.2010.02.27

Lorenzo Barba and his family are going without food and could be evicted from their flat.

BBC: EU austerity: No quick fix for Spain

Her keys, mobile phone, purse and coat had been left behind at their flat.

BBC: Body of woman found in hunt for Joanna Yeates

She will seldom leave their flat, and her only friends will be other Bangladeshi wives.

ECONOMIST: New British fiction