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use a pen to write
She uses a pen to write her notes.
她用钢笔写笔记。
钢笔；笔
先理解核心含义，再看它在真实句子里的用法。
钢笔；笔
A writing tool with a point that releases ink.
She uses a pen to write her notes.
她用钢笔写笔记。
围栏(关养家畜的圈)
An enclosure (enclosed area) used to contain domesticated animals, especially sheep or cattle.
笔(书写工具,原用羽毛,现为管状)
A tool, originally made from a feather but now usually a small tubular instrument, containing ink used to write or make marks.
雌天鹅。
A female swan.
一种带有墨水流出的书写工具
a writing implement with a point from which ink flows
Can I borrow your pen to sign this form?
我能借你的钢笔签这份表格吗？
She bought a set of colorful pens for her art project.
她为她的艺术项目买了一组彩色笔。
He accidentally dropped his pen and it stopped writing.
他不小心掉了钢笔，它就不出墨了。
She uses a pen to write her notes.
她用钢笔写笔记。
He put a pen in his pocket.
他把钢笔放进了口袋。
Not this
I have pen.
Use this
I have a pen.
汉语中量词“笔”后不用冠词，但英语中可数名词单数前需加不定冠词“a”或“an”，表示泛指。
Not this
There are many pen on the table.
Use this
There are many pens on the table.
汉语复数通常不添加词尾，但英语可数名词复数需加“-s”，表示多于一个。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
笔名
She writes under a pen name.
她用笔名写作。
圆珠笔
I need a ballpoint pen to fill out this form.
我需要一支圆珠笔来填这个表格。
钢笔
He prefers writing with a fountain pen.
他更喜欢用钢笔写字。
纸和笔
Please bring a pen and paper to the meeting.
请带纸和笔来开会。
笔友
I have been writing to my pen pal for five years.
我和我的笔友通信五年了。
动笔写
It's time to put pen to paper and start your essay.
是时候动笔写你的文章了。
开始书写
After months of planning, she finally put pen to paper.
经过几个月的计划，她终于开始动笔了。
笔锋胜过刀剑
The activist proved that the pen is mightier than the sword by influencing public opinion.
这位活动家通过影响公众舆论证明了笔锋胜过刀剑。
笔误
I accidentally wrote the wrong date; it was just a slip of the pen.
我偶然写错了日期，那只是一个笔误。
笔比剑更有力量。
Many people believe that the pen is mightier than the sword.
许多人相信笔比剑更有力量。
我有一支笔，我有一个苹果，啊，苹果笔！
The PPAP song goes 'I have a pen, I have an apple, ah, apple pen!'
《PPAP》这首歌里唱到“我有一支笔，我有一个苹果，啊，苹果笔！”
Use pen naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象钢笔里有个小‘盆’（pen）装墨水，记住钢笔就是pen。
通常用于日常书写场景，例如学校、办公室。属于中性语域，无特殊限制。
可数名词，复数形式为pens。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY, WORDNET.