It took him lots of time to work out the value—between 3.1415926 and 3.1415927.

他花了很长时间来算出这个值——在3.1415926和3.1415927之间。

youdao

It took him lots of time to work out the value—between 3.1415926 and 3.1415927.

他花了很长时间来算出这个值——在3.1415926和3.1415927之间。

youdao