- 重点词汇
- 相关例句
Paper samples must be free of fingerprints, dirts, wrinkles, and stored in a clean plastic bag.
提交之纸张样本必须无手指印 、 污垢及皱纹, 并保存在清洁的塑胶袋内.
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A defect caused by worn gears or dirts gathered on gears of a press cylinder.
是印刷机上的圆筒齿轮因磨蚀或污物堆积所引致的故障.
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The pans were held in both hands and swirled around to separate gold particles from the dirt.
双手握住淘选盘不停旋动将沙金和尘土分开。
《柯林斯高阶英汉双解学习词典》