看着面前，这群懒洋洋的小孩，爱动不动的样子，就像以前的我们。

Looked at before, these lazy kids, love to look at every turn, just as we are.

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她下巴紧绷着，一副决不动摇的样子。

Her jaw was set in a determined manner.

《牛津词典》

随着时间的推移，流体会发生运动，曲线保持不动的话，情况就像是这样子了。

Well, what happens over time is the fluid is moving while my curve is staying the same place so it corresponds to something like this.

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