用: 40分钟跑完全程 run the course in 4 ...钢笔: pen; fountain pen使用钢笔: pentool用钢笔绘画: draw with a pen用钢笔写: write in ink; write with a pen用钢笔写的: black-and-white钢笔: pen; fountain pen 谁把我的钢笔拿走了? who has taken my pen? 这支钢笔不好写。 this pen doesn't write well.; 钢笔杆 pen-holder; 钢笔画 pen drawing; 钢笔尖 pen nib; pen point; 钢笔帽 the cap of a pen; 钢笔套 the cap of a pen; the sheath of a pen (made of cloth, silk or thread) 你在课堂上记笔记通常用钢笔还是铅笔: do you usually take notes in class with a pen or pencil用钢: chain steel笔(钢笔): pen钢笔杆: fountain pen barrel; pen holder钢笔画: drawing with pen and ink; pen drawing; pen-and-ink drawing钢笔夹: fountain pen clip; pen clip钢笔尖: fountain pen nib; pen nib钢笔帽: pen cap; the cap of a pen钢笔套: fountain pen case钢笔头: fountain pen nib钢笔座: pen stand是钢笔: pen pen船用钢: hull steel; shisteel代用钢: alternate steel; alternative steel; emergency steel; substitute steel阀用钢: valve steel两用钢: duplex iron模用钢: die steel桥用钢: bridge steel