dustless chalk

常见例句

双语例句

• The dustless chalk brush is I-shaped.
  所述无尘粉笔刷 整体呈“工”字型。
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• The dustless chalk is of good quality, go and get some more.
  这批无尘粉笔的质量不错，再去买一些吧！
• The utility model chalk brush is continent, clean and dustless.
  本实用新型 粉笔刷使用方便、干净、无尘。
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