优点：输出在 (−1,1)，比 sigmoid 居中，对梯度更友好
It was a night that saw a serious escalation in violence between Afghanistan and Pakistan, with Pakistan launching airstrikes in Afghanistan - including its capital city, Kabul. Other places struck were in Paktia and Kandahar provinces, the latter a stronghold and the birthplace of the Taliban movement.
В России ответили на имитирующие высадку на Украине учения НАТО18:04，更多细节参见safew官方版本下载
В России ответили на имитирующие высадку на Украине учения НАТО18:04
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When those councils are factored in, more than a third of councils will still not be collecting food waste from all homes by March.