v disturb the balance or stability of
v cause to lose one's composure
v move deeply
v cause to overturn from an upright or normal position
v form metals with a swage
v defeat suddenly and unexpectedly
s causing an emotional disturbance
[化] 镦(粗); 镦锻
1. The news about the accident was very upsetting to everyone.
关于事故的消息让大家都感到非常不安。
2. She found the movie upsetting because of its sad ending.
她觉得这部电影很让人心烦，因为它的结局很悲伤。
3. It is upsetting when plans change at the last minute.
计划临时改变时，这让人感到很不安。