Nadir
例子
After losing his job and his home, he felt he had reached the nadir of his life.
在失去工作和家之后，他感到自己已经达到了人生的最低点。
The company 's profits hit their nadir during the financial crisis.
该公司的利润在金融危机期间达到了最低点。
02
天底, 最低点
the point on the celestial sphere directly beneath an observer, exactly opposite the zenith
例子
At local midnight on the equinox, the sun stands at its nadir—90 ° below the horizon.
在春分或秋分的当地午夜，太阳位于其天底—地平线下90°。
The satellite 's camera was configured for nadir viewing to capture vertical ground imagery.
卫星的相机被配置为天底视角以捕捉垂直地面图像。
