“笔芯”例句

单词 笔芯 例句 DEFINITIVE EXAMPLES 权威例句〔grease pencil〕A pencil of hard grease mixed with colorings, used especially for marking on glossy or glazed surfaces.油脂铅笔：以硬油脂混以颜料为笔芯的铅笔，尤用于在光滑的或上釉的表面上做记号美国传统〔lead〕I...