aid         n. help; something that gives help 帮助；援助  
　　This new dictionary is a great aid to me.  这本新词典对我很有帮助。
　　vt. give help to 援助；救助
　　The classmates aided him in his English study.  同班同学帮助他学习英语。  
　　first aid (to sb)  (对某人进行)急救
　　drown       vi. die in water because you cannot breathe 淹死；溺死  
　　The little girl fell into the lake and drowned.  小女孩掉进湖里淹死了。  
　　vt. kill someone or something by putting it in water 把…淹死  
　　He was drowned in the river.  他在河里淹死了。  
　　bleed       vi. lose blood 流血；失血  
　　Your arm is bleeding, put a bandage on it.   你的手臂在流血，用绷带包扎一下。  
　　choke       vi. be unable to breathe 窒息；哽/呛住  
　　(fig.) choke with anger.  （喻）怒气哽喉  
　　vt. stop the breath of (an animal or person) by pressing the throat or by blocking it up使窒息；使哽呛住  
　　He choked the child to death.   他扼死那小孩。  
　　ink         n.[u] coloured liquid for writing and printing 墨水；油墨  
　　You must write it in ink.  你必须用墨水书写。  
　　wire        n. a long thread of metal金属线；电线  
　　Electricity moves along wires.  电流沿着电线运动。  
　　catch fire  着火；燃烧
　　container   n. something into which you can put things 容器；集装箱
　　Baskets, boxes, bottles and bags are all containers.  篮子、盒子、瓶子和提包都是容器。  
　　electrical  adj. concerning electricity电的；与电有关的  
　　Robert is an electrical engineer.   罗勃特是一个电气工程师。  
　　upside      n. the upper side上边；上部  
　　The upside of a coin usually has a head on it.  硬币正面常有个头像。  
　　upside down  颠倒着；倒转着
　　scream      v. to cry out loudly in fear, pain or anger, etc.尖叫  
　　She screamed when she saw a snake.  她看见一条蛇，尖声大叫起来。  
　　n. loud cry or noise尖叫；尖锐剌耳的声音  
　　Then came an excited scream of joy.  然后发出一声狂喜的尖叫声。  
　　witness     vt. see something happening 目击；目睹  
　　He witnessed a murder.  他亲眼目睹一起谋杀案件。  
　　n.[c] someone in a law court who tells about what he saw 证人；目击者  
　　The witness said he heard the shots.  证人说他听到了枪声。  
　　keep in mind  记住
　　calm        adj. quiet; still; not stormy or windy; not stirred up; peaceful安静的；平静的；无风浪的；不激动的  
　　The policeman was very calm after the accident.   事故发生以后警察很镇静。  
　　v. make or become calm(使)平静；(使)镇定  
　　The familiar uniform calmed him.  熟悉的（解放军）服装使他安静下来了。  
　　panic       v. to act in fear使恐慌；十分惊慌  
　　The children panicked.  孩子们十分惊恐。
　　n. strong fear that spreads quickly and makes people do wild things恐慌；惊慌  
　　The crowd ran out in a panic.  群众惊惶失措地跑出去。  
　　ambulance    n.[c] special van that carries people who are ill or hurt救护车；流动医院
　　We'll send the ambulance to pick him up.   我们要派一辆救护车把他接走。  
　　response     n. 回答；应答  
　　make no response  不回答；不回应；不应答  
　　n. 反应
　　She got [received] little response from the audience.  听众对她几乎没什么反应。  
　　conscious    adj. awake and knowing what is happening神志清醒的；有知觉的  
　　The police cannot speak to him because he isn't conscious.  
　　因为他神志不清，警察无法跟他谈话。  
　　adj. known to oneself; having the power of feeling perceiving and thinking自觉的；有意识的  
　　Man is a conscious being.   人类是有意识的。  
　　unconscious  adj. 失去意识的；无意识的；昏迷的  
　　He fell/became unconscious.  他失去意识/昏迷了。  
　　airway       n. 呼吸道；航道；航空公司 (=airlines)
　　British Airways  英国航空 (公司)  
　　tip          v. move something so that it leans to one side; lean to one side（使）倾斜  
　　The boat tipped dangerously.  船危险地倾斜着。  
　　slight       adj. small; not important or bad 微小的；轻微的  
　　I have a slight headache.  我的头有点痛。  
　　chest        n.[c] 胸；胸腔
　　circulate    vi. go round; pass from place to place; move round in a course流通；循环；传播  
　　Blood circulates through our bodies.   血液在我们体内循环。  
　　circulation  n. the act of going round; circulating流通；循环；传播  
　　An electric fan keeps the air in circulation.   电扇使空气流通。  
　　pulse        n. beat of the heart that you feel in different part of the body 脉搏  
　　The nurse felt the pulse in his wrist.  护士在他的手腕上号脉。  
　　wound        n.[c] a damaged place in the body (usually by a gun or a sword)创伤，伤口（一般指枪伤或刀伤）  
　　It was a very serious wound, so we took him to the hospital.
　　伤势很重，因此我们把他送到医院去。  
　　revive       vt. 使…复活；使…苏醒  
　　He managed to revive the half-drowned girl.  他总算使那个快淹死的女孩活了过来。  
　　recovery     n. a return to health or one's ordinary condition 痊愈；复原
　　He made a quick recovery. 他康复得很快。
　　chin         n. the front of the lower jaw下颏；下巴  
　　The beard grows too fast on the chin.  下巴的胡子长得太快。  
　　roll over  翻转；倒转
　　blanket      n.[c] a woolen cloth be used on bed to keep warm毛毯；毯子  
　　It was very cold in the tent; I had to hide my face under the blanket.  
　　帐篷里很冷，我只好把脸缩在毯子里。  
　　motorcycle   n. 摩托车
　　weave        vt. 编织  (wove, weaved; woven, wove, weaved)  
　　A spider weaves a web to catch prey.   蜘蛛为捕猎昆虫而织网。  
　　sudden       adj. happening quickly and unexpectedly突然的；忽然的；意外的  
　　There was a sudden change in the weather.   天气突然变了。  
　　adj. quick; hasty快的；匆忙的；立刻的  
　　Then the crowd disperses all of a sudden and I don't know what's up.  
　　然后人群突然散开，我不知道发生了什么事情。  
　　SOS          n.[c] 遇难 [求救] 信号
　　in honour of  to show you think a lot of someone 向…表示敬意；为庆祝…；为纪念…  
　　There is a party tonight in honour of the new chairman. 为向新主席表示欢迎将举行晚会。  
　　bite         n. cutting something with teeth 咬；一口（食物）  
　　Alan took a bite from her apple.  阿兰咬了一口苹果。  
　　n. some place on skin made by teeth 咬伤  
　　It is a mosquito bite.  蚊子叮的疙瘩。  
　　vt. cut something with the teeth 咬  (bit; bitten, bit)
　　The dog has bitten my leg.   狗咬了我的腿。  
　　vt. sting 螫；叮  
　　I was bitten in the leg by a mosquito.  我腿上被蚊子叮了一口。  
　　tap         n. sort of handle that you turn to let water, gas, etc. come out of a pipe开关；龙头  
　　When you want a bath, you turn on the tap.  当你要洗澡时，打开水龙头。  
　　loose       adj. free; not tied, etc. 松的；松散的  
　　I tied the boat to the tree but it has come loose.  我把船系在树上，可后来松开了。  
　　bandage     n. 绷带；包扎带
　　explanation      n. the act of explaining解释；说明  
　　After repeated explanation the students understood.  经过反复的解释，学生们总算明白了。  
　　kit         n.[u] set of tools that a workman has for his job工具袋；用品箱  
　　in case of  假使；以防
　　thermometer      n. [c] 温度计；寒暑表
　　flashlight       n.[c] an electric hand light（美）手电筒  
　　You can see this for yourself by experimenting with a flashlight.  
　　你自己用一个手电筒试验一下就会明白。  
　　n.[c] a light that goes on for taking photos indoors 闪光灯  
　　a list of  一张……的清单