直接给结论，不用。 甚至可以说，都要2026年了，如果你现在还抱着十年前的教材，非要先啃明白RNN，再搞懂LSTM里那个该死的遗忘门，最后才敢翻开Transformer的第一页，那你纯粹是在浪费生命。

Kidney stones are always dismissed as a passing experience, a one-time thing. However, medical experts caution that when kidney stones keep returning, they are rarely a matter of chance. Instead, ...