In drilling an oil well, mud is used to lubricate the cutting bit.

  • 钻油井时, 泥浆被用来润滑钻头.

  • 互联网摘选 2025-01-18 11:23:39

    • 相关例句
    精确
    • 模糊
    • 词首
    • 词尾
    • 词义
    • 例句