Indeed, there is probably no single influence that has contributed so much to the pleasure and comfort of the masses as the trolley car.

事实上，可能没有任何一种影响能像有轨电车那样为大众的快乐和舒适做出如此大的贡献。

The steam engine, the telegraph, the telephone, the trolley car, dyestuffs, medicines, explosives — these are the fruits of science, and without these science is of no avail.

蒸汽机、电报、电话、电车、染料、药物、炸药——这些都是科学的成果，没有这些科学就没有用。

A trolley car and a number of bicycles had stopped, too. Pedestrians looked in surprise at the proud pigeon disturbing the traffic. Now it perched on the water tank of the bus, tilting its neck and lifting its head high.

又一辆无轨电车停下了，许多自行车停下了。人们惊讶地看着大模大样地妨碍着交通的灰鸽。它站在公共汽车的水箱前，昂着头，歪着脖。