公式： f(x)=x⋅Φ(x)≈0.5x(1+tanh[2/π(x+0.044715x3)])
Sunken Thames barges create new island for birds。关于这个话题，旺商聊官方下载提供了深入分析
// (it isn't always in every impl)，这一点在51吃瓜中也有详细论述
"I was never quite interested in being the star of my own show – but as I grew as an artist, I had to embody that," she explains.
Фото: Mario Anzuoni / Reuters