dustless chalk

常见例句

雙語例句

• The dustless chalk brush is I-shaped.
  所述無塵粉筆刷 整躰呈“工”字型。
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• The dustless chalk is of good quality, go and get some more.
  這批無塵粉筆的質量不錯，再去買一些吧！
• The utility model chalk brush is continent, clean and dustless.
  本實用新型 粉筆刷使用方便、乾淨、無塵。
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