多功能的计算器，非常好用的源码不是太长，一般用是可以的。
Multifunction calculator, a very useful source is not too long, the general use can be.
但我们仍建议您阅读此说明书，以了解并熟悉该计算器的众多功能。
But we suggest you study this operation manual to become familiar with its many abilities.
但我们仍建议您阅读此说明书，以了解并熟悉该计算器的众多功能。
But we suggest you study this operation manual to become familiar with its many abilities.
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