1) medium rule
中等粗细的嵌线
2) medium writing points
中等粗细笔尖
3) coarse-fine wire drawing machine
粗-细线拉线机、中拉机
4) middle roving
中等粗纱
5) fine-rule
细嵌线
6) usually careless, but quite sharp at times; crude in most matters, but subtle in some
粗中有细
补充资料：双嵌线袋
双嵌线袋（double welt pocket〕
指袋口装有两根嵌线的口袋。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条