That is, the semaphore says "none shall pass" but the children don't actually look at it.

也就是说，这个信号量说“无人通过”，但孩子们实际上并不看。

youdao

For I will lay the land most desolate, and the pomp of her strength shall cease; and the mountains of Israel shall be desolate, that none shall pass through.

我必使这地荒凉，令人惊骇。她因势力而有的骄傲也必止息。以色列的山都必荒凉，无人经过。

youdao

In "None Shall Pass, " underground rapper Aesop Rock comes off as a hip-hop fortuneteller, announcing what will happen in a distinctly combative way.

NPR: Giving the 22nd Century a Soundtrack