Read Edit View history 笔心 bǐxīn pencil lead Origin Definitions Defs Strokes Stroke Words Sentences Sents 笔心 筆心 bǐxīn pencil lead pencil lead; refill for a ball-point pen Frequency Written text 0.025 per million Cross-References Variant of 笔芯 bǐxīn Sources Frequency data BCC Corpus (BLCU)
笔心 筆心 bǐxīn pencil lead pencil lead; refill for a ball-point pen Frequency Written text 0.025 per million Cross-References Variant of 笔芯 bǐxīn Sources Frequency data BCC Corpus (BLCU)