Yes, you take the D train on the downtown platform, and go three stops.

是的，您在市区站乘D 路车，一共三站路。

youdao

So if you rotate it three times and then let it go, it goes first three times back, then it's at equilibrium, and then it winds three times up again before it stops.

所以如果你旋转它3次,放开它，它会转3次回来，然后会达到平衡,在停止之前,会绕三次。

youdao