名词
中文翻译：圆珠笔
同义词：
['pen', 'fountain pen', 'ball-point pen例句：1. She uses a ballpoint pen to write her name on the report.（她用圆珠笔在报告上写下自己的名字。）2. The teacher asked the students to use a ballpoint pen to draw their own designs.（老师要求学生们用圆珠笔来画自己的设计。）']
例句：
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1. She uses a ballpoint pen to write her name on the report.
她用圆珠笔在报告上写下自己的名字。
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2. The teacher asked the students to use a ballpoint pen to draw their own designs.
老师要求学生们用圆珠笔来画自己的设计。
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3.The ballpoint pen is easy to clean and maintain.
圆珠笔很容易清洗和保养。