常見例句雙語例句The dustless chalk brush is I-shaped.所述無塵粉筆刷 整體呈“工”字型。ip.comThe dustless chalk is of good quality, go and get some more.這批無塵粉筆的質(zhì)量不錯(cuò),再去買一些吧!The utility model chalk brush is continent, clean and dustless.本實(shí)用新型 粉筆刷使用方便、干凈、無塵。ip.com 返回 dustless chalk