to have no alternative; to have no way out; to be at one's wit's end

to have no alternative; to be completely helpless

to have no alternative; to have no choice but to do something

To have no way out or no other choice; to feel helpless or have nothing that can be done.

(literary) what can we do about it; what is to be done.

The bridge in Chinese mythology that souls must cross to enter the underworld; crossing it marks the final departure from the living world to reincarnation or hell.

(literary) time that one can do nothing about; a period of listlessness or boredom. This phrase was famously used in the Ming dynasty play [[牡丹亭|牡丹亭|mu3 dan1 ting2]] to describe a beautiful day that feels empty because of one's own loneliness or helplessness.