Мир Российская Премьер-лига|19-й тур
优点：输出在 (−1,1)，比 sigmoid 居中，对梯度更友好
First FT: the day’s biggest stories，详情可参考Line官方版本下载
$219.99 at Polaroid，详情可参考谷歌浏览器【最新下载地址】
Union-backed pledge urges fast food employers to protect workers’ rights as immigration raids fuel fear and walkouts，详情可参考safew官方下载
(save $50 at Amazon)