This is because for most of the history of writing with pen and ink, a pen was manufactured from a long, large feather.

因为在历史上很长一段时间里，人们都用一根又长又大的羽毛沾着墨水写字，这种“笔”叫做pen。

youdao

This is because for most of the history of writing with pen and ink, a pen was manufactured from a long, large feather.

因为在历史上很长一段时间里，人们都用一根又长又大的羽毛沾着墨水写字，这种“笔”叫做pen。

youdao