chief ray

例句：

1. 1. The chief ray of the sun casts a warm glow over the land.
   太阳的首领光芒洒满大地。
2. 2.The chief ray of hope is that we can overcome this challenge together.
   希望的首领是我们能够一起克服这个挑战。
3. 3.The chief ray of happiness comes from within our hearts.
   幸福的主要来源在我们心中。