莫斯科地铁站的玻璃门异常厚实笨重，开关时摆动幅度相当大。
The doors of the Metro stations in Moscow are lethal-thick, heavy glass with a wicked swing.
根据规律，飞机尾部的摆动幅度比前部还要大，所以如果你容易晕机就不要坐在飞机尾部。
And as a rule the tail tends to move more than the front so stay away from the rear if motion is a problem for you.
随着吃水深度的增加，平台的稳心高变大，但平台入水角减小，所以平台的容许摆动幅度降低。
As underwater depth increases, metacenter height increases, but water entry Angle decreases, so the platforms allowable swing angles also decrease.
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