Is there any cheap rate for printed matter?
印刷品有比较便宜的寄费吗？
He has been grinding out cheap romantic stories at the rate of one a week.
他一直以每周一篇的速度生拼硬凑廉价的浪漫小说。
Features of the instrument are: accurate diagnose rate, cheap in cost, and easy to operate.
该仪器不仅有很高的诊断准确率，而且有操作简便，快捷，成本低等特点。
Features of the instrument are: accurate diagnose rate, cheap in cost, and easy to operate.
该仪器不仅有很高的诊断准确率，而且有操作简便，快捷，成本低等特点。
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