"Living in a foreign-style building and raising dogs" is a saying with a certain historical background and regional characteristics. It is mainly used to describe a relatively wealthy and modern lifestyle.

"Living in a Western-style building" usually refers to living in a Western-style building, which is more common in some big cities and coastal areas in China. These buildings often had novel designs and complete facilities, representing the higher living standards of the time.

"Raising a dog" refers to raising a foreign breed of dog. In the past, owning foreign dogs was often seen as a symbol of fashion and affluence, as these dogs usually required more attention and investment, including purchase price, daily maintenance, medical care, etc.

Therefore, the phrase "living in a foreign-style building and raising a dog" is often used to describe those who live relatively affluent lives and pursue modern and fashionable lifestyles.