能源
2.For one thing, it`s too dirty. We won`t be able to find people to work down coal mines in the future. For another, we`ll use up all the coal underground. We have to develop new kinds of energy, such as atomic energy.
一方面它太脏.将来我们不会看到有人在地下的煤矿采煤,另一方面.地下的煤会被 用完.我们必须开发新的能源.例如原子能.
