Why don't you get him a pocket calculator?
你有没有什么好的建议？
The design process is very simple and can be implemented on a pocket calculator.
整个设计过程十分简单，可以在小计算器上完成。
My pocket calculator needs a new battery.
我的袖珍计算器需要一个新电池。
Do you need a calculator and digital camera in your pocket?
你需要一个计算器和数码相机放在口袋里？
Do you need a calculator and digital camera in your pocket?
你需要一个计算器和数码相机放在口袋里？
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