You can think of it as a booking for one night only. Someone comes to a place, the thing happens once that evening, and by the next night everyone is somewhere else. Nothing was ever planned past that single night, and that is the part the word insists on.
可以想成一張「只訂一個晚上」的檔期：人來到一個地方，事情只發生這一次，隔天大家就各自到別的地方去了。這個畫面的重點不在那一晚多精彩，而在「本來就沒有下一場」。這是給學習者記憶用的聯想，不是在說哪個意思比較早出現。
登入就可以看每一支怎麼連回核心畫面。