coal car

简明释义

运煤车

英英释义

例句

1.The coal car rattled as it moved along the tracks.

当煤车沿着轨道移动时发出咔嗒声。

2.The workers carefully inspected the coal car for any signs of damage.

工人们仔细检查煤车是否有损坏的迹象。

3.The train was loaded with a heavy coal car to transport fuel to the power plant.

火车装载了一辆重的煤车，将燃料运输到发电厂。

4.We saw a line of coal cars waiting to be unloaded at the docks.

我们看到一排煤车在码头等待卸货。

5.Each coal car can hold up to 100 tons of coal.

每辆煤车可以装载多达100吨的煤。

作文

The industrial revolution marked a significant turning point in human history, particularly with the advent of steam power and rail transportation. Among the various innovations that emerged during this period, the use of the coal car (煤车) played a crucial role in transforming how goods were transported and energy was supplied to burgeoning industries. A coal car is a specialized freight car designed specifically for carrying coal, which was the primary fuel source for steam engines and heating systems at the time.In the early days of railroads, transporting coal was a logistical challenge. Mines were often located far from the cities and factories that relied on coal for energy. The introduction of the coal car revolutionized this process by allowing large quantities of coal to be moved efficiently over long distances. These cars were typically open-topped to facilitate easy loading and unloading of coal, which was often mined in bulk. As rail networks expanded, the demand for coal cars increased, leading to innovations in their design and construction.One of the key advantages of using a coal car was its ability to carry a substantial amount of coal compared to traditional methods of transport, such as horse-drawn wagons or river barges. This increase in capacity not only reduced transportation costs but also made it possible for industries to access the energy they needed to grow and expand. Factories could operate more efficiently with a steady supply of coal delivered directly to their doors, and towns could heat homes and businesses more effectively.As railroads became the backbone of the industrial economy, the importance of the coal car cannot be overstated. It facilitated the rapid growth of industries such as steel production, where coal was essential for smelting iron ore. Moreover, the availability of coal through these cars contributed to the urbanization of many regions, as people moved to cities in search of jobs in factories that depended on coal for power.However, the reliance on coal and the coal car also had significant environmental impacts. The burning of coal releases carbon dioxide and other pollutants into the atmosphere, contributing to air quality issues and climate change. In recent years, there has been a shift towards more sustainable energy sources, and the use of coal cars has declined as renewable energy options become more viable. Nevertheless, understanding the historical significance of the coal car helps us appreciate the role that coal played in shaping the modern world.In conclusion, the coal car (煤车) is more than just a piece of railroad equipment; it symbolizes the evolution of transportation and energy supply during a pivotal era in history. While we move towards greener alternatives today, it's essential to recognize how innovations like the coal car helped propel society into the industrial age, ultimately laying the groundwork for the technological advancements we enjoy today.