北极星帮助我们在夜晚辨别方向。

The ___Northstar helps us find our direction at night.

他的慈善事业成为了我们人生方向的北极星。

His philanthropy serves as the ___North Star for our life's direction.

这款SUV配备了高效的北极星发动机，动力强劲。

This SUV is equipped with an efficient ___Northstar engine that delivers powerful performance.