Spn
abbr. 业务提供者网络（Service Provider Network）；最短进程优先（Shortest Process Next）
🗣️ 情景例句
If it is caused by the transportation?
如果是由运输造成的呢？
Only three days.
仅三天。
I think I shall read a book instead.
我想我还是读本书吧。