从上倒下
1 USUS.PI POLAR PENCIL
2 MK-V Titanium Pencil
3 Executive Ti Pencil
4 Alto Black Pencil
5 Atelier Venvstas Carbon Fiber Mechanical Pencil Designer 8
6 Krama Studio Mechanical Pencil Straight Blue
7 Tungsten (Wolfram) Writing Instruments
8 TiScribe Pencil
9 Magno Pencil
10 Aluminum Mechanical Pencil .5-mm Lead
那么你们有没有什么大胆的想法