boiler compound
英
美
- 锅炉防垢剂,防垢剂,锅炉清洁剂
双语例句
- A huge detergent box is filled with rocks, hidden in the shadows behind a boiler furnace.
一个大大的清洁剂盒子，装满了石头，藏在蒸汽炉背后的阴影里。
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