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doubtful quality

双语例句

  1. This wine is of doubtful quality.
    这酒的质量有问题。
    来自《牛津词典》
  2. As the only possible way to get here is an aircraft, prices for all goods are extremely high and their quality is very and very doubtful.
    因为飞机是抵达这里的唯一途径，所以商品都非常昂贵，而它们的品质又让人不敢恭维。
  3. The errors of the rocket observation equipment and the processing method make the quality and property of the data doubtful, bringing larger errors to the error seperation and the precision analysis.
    由于火箭的观测设备和处理方法的误差，使数据的质量和性质存在问题，给误差分离和精度分析带来较大误差。