笔尖成细小管状的自来水笔的英文

stylograph

• 笔尖:    nib; pen point; th ...
• 成:    accomplish; succee ...
• 细小:    very small; tiny; ...
• 管状:    siphonate; tubulos ...
• 的:    4次方是 The fourth po ...
• 自来水笔:    fountain pen