adj.心智健全的；明智的
It's hard to stay sane under such awful pressure. 处于这种可怕的压力之下，不疯才怪呢。
He made a sane choice. 他做了一个明智的选择。
She has a sane attitude toward diving and never goes too fast. 她对于跳水的态度很明智，从不操之过急。
