城市内互相交错的公路和铁路早已在增长的人口压力下吱吱作响，勉强运转。

The roads and rails crisscrossing big cities already creak underthe pressure of growing populations.

youdao

城市内互相交错的公路和铁路早已在增长的人口压力下吱吱作响，勉强运转。

The roads and rails crisscrossing big cities already creak underthe pressure of growing populations.

youdao