在孕20周时复查发现胎儿运动正常，但在三血管切面看到“U”型图像，气管和食道位于正中。

We repeated the scan at 20th week and the fetus had normal movements but in the three vessel view, we saw an "U" image with trachea and esophagus in the middle.

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正常情况下，他的唯一运动就是上下出租车。

In the normal run of things the only exercise he gets is climbing in and out of taxis.

《牛津词典》

相反地，一个很小的角色有比正常角色更小的惯性，所以它的运动趋向要更快一些。

Conversely, a tiny character has less inertia than normal, so his movements tend to be quicker.

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