的人口比

population … than

→ 的
phrase Rare #29,906
population … than 比 introduces a comparison; the word after it describes how the populations differ.
CH: 这个城市的人口比那个城市多。
EN: This city's population is larger than that city's.

日本的人口比英国跟法国多。

Japan’s population is larger than those of the United Kingdom and France.

日本的人口比新西兰多。

Japan has a larger population than New Zealand.

欧洲的人口比亚洲少。

Europe's population is smaller than Asia's.

日本的人口比英国多。

Japan has a larger population than the UK.