Transforms can be stateless or stateful. A stateless transform is just a function that takes chunks and returns transformed chunks:
Israel has just preemptively struck Tehran
，这一点在搜狗输入法下载中也有详细论述
Раскрыты подробности похищения ребенка в Смоленске09:27
"We don't know where they go, but they disappear for about 10 days, and then they'll come back again. And without the CCTV, we never knew that."
В Финляндии предупредили об опасном шаге ЕС против России09:28