1.in case of 防备,假如,如果发生
2.a list of ……的清单
3.the United Nations 联合国
4.take part in 参加
5.take action 行动
6.air conditioner 空调
7.in harmony with 与……相合
8.put an end to 结束,终止
9.wipe out 根除,消灭
10.advise sb (not)to do sth 建议某人(不)做某事
11.be/become infected with 感染(疾病)
12.spread through blood 通过血液传播
13.应该是break down the immune system吧 ,破坏免疫系统
14.take every chance 把握每个机会
15.stay calm 保持镇定
16.be worn out 穿坏了
17.upside down 颠倒的
18.do whatever one can to do sth 尽最大努力
19.clean drinking water 净化饮用水
20.in rural areas 在农村
21.make a big difference 很大的不同
22.be bad for the environment 对环境有害
23.spread across the world 广泛流传
24.take notes of 记录
25.first aid 急救
26.mouth-to-mouth 嘴对嘴
27.应该是flew out (flow是过去时) 冲出
28.be determined to 决心做
29.hear about 听说
30.get prepared for 为……做准备
31.be scared to death 惧怕死亡
32.get into a panic 害怕,恐慌
33.at a distance 隔一段距离
34.at hand 在手边
35.pick out 挑拣出
36.hold one's breath 屏住呼吸
37.on board 在船上
38.What's up怎么了?发生什么了