This doubling trick opens up all the odd-numbered rooms - infinitely many of them - for the new guests.

这种双倍叠加的策略把所有奇数号码的房间腾出来——无穷多的奇数号码的房间——留给新的客人。

youdao

This doubling trick opens up all the odd-numbered rooms - infinitely many of them - for the new guests.

这种双倍叠加的策略把所有奇数号码的房间腾出来——无穷多的奇数号码的房间——留给新的客人。

youdao