说明：掌上个人数字处理系统，实现通讯录、日历、计算器、电子画板功能。
Handheld personal digital processing system, realize the mail list, calendar, calculator, electronic drawing board function.
回到家，拿出计算器，开始计算这些数字。
When I get home I take out our calculator and run the Numbers.
用袖珍计算器把这些数字加起来。
我用计算器把数字加起来。
计算器把比较大的数字加起来。
Less able pupils may need a calculator to help with the arithmetic.
计算器把比较大的数字加起来。
Less able pupils may need a calculator to help with the arithmetic.
应用推荐