Precession
n. 先行, 优先\\n[化] 进动; 旋进
📖 牛津释义
precession
n[U]
(also pre,cessionof the `equinoxes) gradual change in the angle at which the earth revolves daily, causing the equinoxes to occur slightly earlier in each successive year 岁差（地球自转角度的渐次变化, 使每年的春分点及秋分点比上年略为提前）.
🗣️ 情景例句
Are these the terms that we dicussed?
这些是我们所讨论的条件吗？
When I traveled to a foreign country, I was very aware that I was a Chinese.
当我出国旅行时，我非常明白自己是一名中国人！
What are you doing?
你在干什么？