n.突变，剧变; [地]隆起; 举起，抬起

upheaval剧变，动乱
up, 向上，heave,举起。引申词义剧变，动乱。

secular upheaval → 长期缓慢上升；长期缓升；缓慢隆起
upheaval belt → 隆起带
Sulu upheaval → 苏鲁隆起
Wudang upheaval → 武当隆起
frost upheaval → 冻胀
great upheaval → 强烈隆起
surface upheaval → 地面隆起
currency upheaval → 货币动荡
upheaval leveling → 铲除拥包

1. It was faced with the greatest social upheaval since World War Ⅱ.
[汉]它面临第二次世界大战以来最大的社会动乱.
——来自《简明英汉词典》
2. And here lie the seeds of the whole subsequent upheaval.
[汉]这就包含着随之而来的全部变革的萌芽.
——来自英汉非文学 - 家庭、私有制和国家的起源
3. Having a baby will mean the greatest upheaval in your life.
[汉]有了孩子意味着你的生活要发生重大的变化。
——来自辞典例句
4. Wherever there is political upheaval, invariably there are refugees.
[汉]哪里有政治动乱，哪里就一定有难民。
——来自辞典例句
5. Her fears had always been on the alert for an upheaval.
[汉]她日夜提心吊胆,严防突变.
——来自辞典例句

【Noun】

1. a state of violent disturbance and disorder (as in politics or social conditions generally);
"the industrial revolution was a period of great turbulence"
2. a violent disturbance;
"the convulsions of the stock market"
3. (geology) a rise of land to a higher elevation (as in the process of mountain building)
4. disturbance usually in protest