笔友 bǐyǒu pen pal Definitions Defs Origin Strokes Stroke Words Sentences Sents 2 sentences 我想成为你的新笔友。 wǒ xiǎng chéngwéi nǐ de xīn bǐyǒu. I want to be your new pen pal. Source: CCMatrix我想成为你的笔友。 wǒ xiǎng chéngwéi nǐ de bǐyǒu. I'd like to be your penfriend. Source: AI Challenger 2017