名词
中文翻译：口袋计算器
同义词：
['pocket calculator', 'pocket computer', 'pocket calculator']
例句：
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1. I need apocket calculator to help me with my math problems.
我需要一个口袋计算器来帮助我解决数学问题。
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2. The pocket calculator is very useful for students who need to calculate quickly.
口袋计算器对于需要快速计算的学生非常有用。
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3. The pocket calculator has become an essential tool in many people's daily lives.
口袋计算器已经成为许多人日常生活中必不可少的工具。