Upheavals
n. 突然的巨变( upheaval的复数形式 ); 大动荡; 大变动; 胀起
🗣️ 情景例句
Thank you.
谢谢。
Thank you for directions.
感谢你为我指路。
The aircraft was able to fly over the endless white plains without difficulty.
飞机可以毫无困难地飞过这片茫茫无际的白色原野！