Deltics
(deltic 的复数) abbr. delay line time compression 延迟线路时间压缩（装置）
🗣️ 情景例句
OK.
还好。
Do you have a phone book(directory)?
你有电话簿吗？
I've just had a cup, thank you.
我刚喝了一杯，谢谢。