We speak a decimal language because an ancestral tongue, proto-Indo-European, was decimally based.

我们说的是十进制的语言，这是因为我们的始祖语言——原始印欧语——是基于十进制的。

Here, the original values won't be "decimally accurate" to start with, so it's not important for the expected results to maintain the "decimal accuracy".

在这里，原来的值将不会是“小数点精确”下手，所以它不是重要的了预期的效果，以保持“十进制精度”。

Calculating year of computation is pressed when basic annuities, be not worth part of a year, the reservation when conversion arrives decimally hind two.

在计算基本养老金时按年计算，不足一年的部分，换算时保留到小数点后两位。