1·Huge pipes funnel the water down the mountainside.
巨大的管道把水沿山坡输送下山。
—— 《牛津词典》
2·The manual fire alarm systems includes fire alarm pull stations and pipes.
手动火灾报警系统包括了火警拉栓和管道。
3·Workers use the materials on the module to quickly connect the pipes and wires.
工人使用模块上的材料快速连接管道和电线。
4·They had no choice but to build the pipes above ground and then cover them with dirt.
他们别无选择，只能把管道建在地面上，然后用泥土覆盖。
5·He bought a new water boiler with a digitally controlled pump, and wrapped insulation around the pipes.
他买了一个带有数字控制泵的新水锅炉，并在管道周围包裹了绝缘材料。
1·The pipes should be made of plastic.
这些管子应该是用塑料制作的。
—— 《牛津词典》
2·Engineers noticed that the pipes were not expanding as expected.
工程师们注意到管子并未像预期的那样膨胀。
—— 《柯林斯英汉双解大词典》
3·Pipes in mines burst and let out smelly steam.
矿井里的管子爆裂，冒出难闻的蒸汽。
4·Cold pipes weep in hot weather.
热天冷管子会滴水。
5·Quite often the propellant must also be stored in a pressurized container with thick walls and pipes, further limiting the payload size.
通常，推进剂必须也装载在一个厚厚的外壳和管子的高压容器内，这样可以限制装载的尺寸。