It is an example of what I call the imperialism of the straight line, where you have large boulevards that you can march armies down to, reviewing stands and all of that, totally different than Moscow.

我所称的帝国主义直线型风格的范本,有足以让军队列队通过的宽阔的林荫大道,还有阅兵台之类的设计,这些和莫斯科太不一样了

耶鲁公开课 - 欧洲文明课程节选

So, we need to fill our octet for selenium, so 1, 2, 3, 4.So, this is our Lewis structure here, hopefully you can see why it's not linear.

我们要填满硒原子的八配位，所以1，2，3，4。这就是Lewis结构，希望你们能看出来为什么它不是直线型的。

麻省理工公开课 - 化学原理课程节选