Deltics
(deltic 的复数) abbr. delay line time compression 延迟线路时间压缩（装置）
🗣️ 情景例句
I've got to explain about it.
我得解释一下此事。
I hope you understand.
我希望你了解。
If fifty pence pieces are not exchanged for sweets, they rattle for months inside money boxes.
如果50便士不拿来换糖吃，则可以放在储蓄罐里叮当响上好几月。