The feed-pipe is as clean as a whistle, so I'm afraid, if the oil is not getting through to the burner, the valve must be faulty.

  • 送料管干干净净, 所以我担心要是油不通过喷嘴, 阀门一定有毛病.

  • 《简明英汉词典》 2025-01-19 22:56:20

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