Backwardation
n. 延期交割费\\n[经] (证券)交割延期费
🗣️ 情景例句
Food is necessary to maintain life.
食物是维持生命所必须的。
The Hilton hotel, please. I have a 10:30 appointment.
请到希尔顿旅馆，十点半我有一个约会。
I'd come too if I had time to spare.
如果我能匀出时间，我也愿意去。