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.
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Imagine a user named Erika. They are asked to set up encrypted backups in their favorite messaging app because they don’t want to lose their messages and photos, especially those of loved ones who are no longer here.，这一点在同城约会中也有详细论述
十年後，我們兩房一廳的公寓塞滿了東西和兩個孩子，那天我決定必須把它清掉，真是令人傷感。它自從我離開大學後便積滿了塵埃，但同時也象徵著我曾經對語言學習的認真投入。