人口は変動しないでいる。の英語

The population remains stationary.

The population decline will not stop.

The matchmaker's story must be taken with a grain of salt.

a stationary population

Population movement is [movements are] constant.

The population is increasing.

The population just keeps growing and growing.

The population goes on increasing.

It costs less to keep two than one

It costs more to keep one than two.

There was a steady increase in population.

There was a steady increase in population.

a sedentary population

The increase of the population is a serious problem.

World's population is increasing.

The population of this country is diminishing.

The population is dwindling.

Japan has an overflowing population.

too much population

There is a rapid increase in world population.

Japan has an overflowing population.

a disorganized and densely packed crowd

small population

The population of this city is on the increase.

overpopulation

Two can live as cheaply as one.

It doesn't cost any more to feed two than one.

The population of this country is gradually diminishing.

a scattered population

The world's population tends to increase.