VOA慢速英语:U.N. Asks for Record $22 Billion to Aid World's Needy(翻译)

vulnerable - adj. easily hurt or harmed physically, mentally, or emotionally

disrupt - v. to cause something to be unable to continue in the normal way

El Niño ​- n. a flow of unusually warm water along the western coast of South America that causes many changes in weather in other places

gap - n. a space between two people or things

evacuation - n. to remove someone from a dangerous place

sanitation - n. the process of keeping places free from dirt, infection, and disease by removing waste, trash and garbage

hygiene - n. the things that you do to keep yourself and your surroundings clean in order to maintain good health