Invariableness
n. 不变, 不变性
🗣️ 情景例句
But I'm bored.
但我感到无聊。
I enjoyed the movie very much. I wish I had read the book from which it was made.
电影不错，我希望我读过原著。[wish + 主语 = 过去完成时 = 愿望之事在wish以前发生。]
Meanwhile, his unit was lost and all records of him had been destroyed.
与此同时，他所在部队被击溃，他的所有档案材料全部毁于战火。