Germans created something called “overhang" and " balance seats.”

德国人创造了一种叫做“悬垂”和“平衡座椅” 的东西。

So right after the 2013 elections there were actually 631 seats in the Bundestag, including 33 overhang and balance seats.

因此， 在 2013 年大选之后，联邦议院实际上有 631 个席位，其中包括 33 个悬垂和平衡席位。