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- coal barren area 无煤区
- They direct the attention of research workers to this important but barren area of mechanics. 把研究工作者的注意力引向这一重要的但是很荒疏的力学领域。
- It is located in a barren area in the Taihang Mountains, but by sheer hard work on the part of all during these three years it has begun to take on a new look. 这个社所在的地方是那样一个太行山上的穷地方，由于大家的努力，三年工夫，已经开始改变了面貌。
- Land areas blanketed with vegetation heat and cool more slowly than barren areas do. 植物覆盖的地面变暖和变冷比不毛地面慢。
- We need to replenish our stocks of coal. 我们需要再次补充煤的储备。
- She piled on more coal before the fire go out. 在火熄灭之前她又加上些煤。
- I add the coal on the flame continuously. 我不断朝火里添加煤炭。
- They are ventilating the sap of a coal mine. 他们正在使煤矿坑道通风。
- Prohibition was laid on the export of coal. 禁止煤炭输出。
- He put a shovel of coal on to the fire. 他往火炉里加了一铲煤。
- That coal mine is no longer worked. 那个煤矿已经不经营了。
- We have enough coal to see the winter out. 我们有足够的煤过冬。
- They eked out their coal by collecting firewood. 他们拣拾木柴以补充煤的不足。
- We had a big delivery of coal today. 今天我们收到大批订购的煤。
- Pile on more coal the fire is going out. 火快灭了，再加上些煤。
- What can we do with the bituminous coal? 这些烟煤可以用来做什么？
- That area is rich in coal and oil. 那个地区盛产煤和石油。
- A coal fell from the fire and burned the mat. 一块煤炭从火中掉出来，烧坏了地席。
- The country is rich in oil and coal. 这个国家石油和煤的资源丰富。
- The smoldering coal or ash of a dying fire. 余烬将要熄灭的火中的冒着烟的煤块或灰烬
