When he wrote his name, I noticed that his fingernails were clean, instead of being tipped with pen.
当他写下自己的名字时，我注意到他的指甲很干净，没有碰到笔尖。
Water shall never be used to clean the piggery and pigs shall never be bathed inside the pen. The pens may be cleared with a shovel as necessary.
猪绝不允许用水冲洗猪舍，更不能在猪舍里给猪洗澡，猪圈需要清理时需用铲子铲除。
By that time, I had learned my penmanship. My cursive letters flowed in a fair, clean hand from my pen, far better than the crooked scrawl I had been using even a year before.
那时候，我已经学会了我的书法。我的连写体字母衔接得非常漂亮，比我那一年前歪歪扭扭的，潦草的字迹要好了很多。
With lots of activeties and fun things to find, My First Wipe Clean Numbers makes learning how to count easy. With a special pen and wipe clean pages, practice makes perfect!
可以反复擦写的纸板书，超大开本，孩子练习写数字的好帮手，一书两用：学英语，练写字，一举两得！
We couldn't even take a reporter's notebook inside: Instead, Applied's staff gave us a shrink-wrapped, specially sanitized clean-room notebook and clean-room pen to use.
记者甚至不能将笔记本带入内：相反，应用材料公司给了他们几个用收缩膜包装的、在无尘室经过特殊消毒处理的笔记本和钢笔使用。
We couldn't even take a reporter's notebook inside: Instead, Applied's staff gave us a shrink-wrapped, specially sanitized clean-room notebook and clean-room pen to use.
记者甚至不能将笔记本带入内：相反，应用材料公司给了他们几个用收缩膜包装的、在无尘室经过特殊消毒处理的笔记本和钢笔使用。
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