Note: This is not an exact measurement or an exact formula and should be treated as a rough approximation.

注意：这不是十分准确的测量或一个准确的公式，这只是个近似值而已。

youdao

Note: This is not an exact measurement or an exact formula and should be treated as a rough approximation.

注意：这不是十分准确的测量或一个准确的公式，这只是个近似值而已。

youdao