What language does roosevelt use to emphasize the unique circumstances surrounding the speech

What does water came out from a rock mean in this poem and why is it compared to the radio waltz? time was away and somewhere else. the waiter did not come, the clock forgot them and the radio waltz came out like water from a rock: time was away and somewhere else.

What syllables in "arrived" are stressed/unstressed?

Give a simile of how u look or act. yes it can be you whoever is reading this (but if u wanna do me then im mostly shy and nervous at school)