Backwardation
n. 延期交割费\\n[经] (证券)交割延期费
🗣️ 情景例句
Good night.
晚安。
Hope is a good breakfast, but a bad supper.
希望是美味的早点，但又是难咽的晚餐。
Traffic police are sometimes very polite.
交通警有时也很客气。