dustless chalk
常见例句
- The dustless chalk brush is I-shaped.
所述無塵粉筆刷 整躰呈“工”字型。
ip.com - 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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