What was movement of inertia, and what its laws?

什么是惯性运，规律是什么？

I'm wearing an inertial motion capture suit that's figuring what my body is doing.

我穿着一套惯性运捕捉服，可计算出我身体在做什么。

Inertia is the tendency of fluids to keep moving, which causes instability.

惯性是流体持运趋势，这会导致不稳定。

The problem remained — to find out whether movement of inertia, inherent in function, could take direction except in lines of inertia.

问题仍然存在——找出功能中固有惯性运是否可沿着惯性方向移。

Easy thought had always been movement of inertia, and mostly mere sentiment; but even the processes of mathematics measured feebly the needs of force.

轻松想法一直是惯性运， 而且大多只是情绪。 但即使是数学过程也无力衡量对力量需求。

Of all movements of inertia, maternity and reproduction are the most typical, and women's property of moving in a constant line forever is ultimate, uniting history in its only unbroken and unbreakable sequence.

在所有惯性运中，母性和生殖是最典型，而女性永远沿着一条恒定路运特性是终极，将历史统一在其唯一不间断和牢不可破序列中。