tee() splits a stream into two branches. It seems straightforward, but the implementation requires buffering: if one branch is read faster than the other, the data must be held somewhere until the slower branch catches up.
FT Edit: Access on iOS and web，详情可参考51吃瓜
Жители Санкт-Петербурга устроили «крысогон»17:52，推荐阅读搜狗输入法2026获取更多信息
Москвичи пожаловались на зловонную квартиру-свалку с телами животных и тараканами18:04