恶化；加剧

worsen

同样表示恶化，exacerbate和deteriorate之间的不同在于一个是及物动词，一个是不及物动词：

Exacerbate 

V-T to make something that is already bad worse

exacerbate inequality 加剧不平等。

Deteriorate 

V-I to become worse

Elizabeth’s health deteriorated 伊丽莎白的健康状况恶化了。

提高；促进；增进

Promote

a meeting to promote trade between China and the UK 中英两国贸易促进会议

promote the economy 促进经济

promote the diversity of 促进。。。的多样性

promote the development of 促进。。。的发展

promote the efficiency of 促进...的效率

promote one's career 促进职业发展

引发

Trigger（替换对象：cause）

释义①

to make something happen very quickly, especially a series of events

引发，激发〔尤指一系列事件〕

The assassination triggered off a wave of rioting. 这次暗杀事件引发了一阵骚乱。

His action triggered a massive response from the government. 他的行动引发了政府的巨大反应。

trigger a memory（=make you suddenly remember something）触发回忆

释义②：引发什么什么样的变化

Trigger deep changes 引发深刻变化； 

trigger environmental changes 引发环境变化；

trigger positive/negative changes 引发积极/消极变化，等等。

实际应用场景：

政府类话题

trigger public protests；a public backlash 引发公众抗议/反对 （backlash 是极力反对的意思）

trigger a domestic economic crisis 引发本土经济危机

trigger a recession 引发经济衰退

历史

The advent of rice triggered deep changes in the lifestyle of ancient people. 

水稻的出现引发了远古人民生活方式的深刻变化。

环境类话题

Global warming has already triggered weather changes.全球变暖已经引发了气候变化。

健康类话题

trigger illness

Certain forms of mental illness can be triggered by food allergies. 某些精神疾病可能由食物过敏引发。

trigger heart attacks and stroke

引发心肌梗塞或脑卒中。