Dirac
[计] 迪拉克的
🗣️ 情景例句
and when I'm ready to go back,
而当我准备好要回去时，
He that would know what shall be must consider what has been.
欲知未然，须思已然。
For small pieces of weather -- and to a global forecaster,
对于小片的恶劣天气--对一个全球性的气象预报员来说，