1. C 手指　 any one of the five parts extending from each hand
2. C 指状物　 sth like finger
3. C 指幅　 measure of alcohol in a glass, roughly equal to the width of one finger

　finger　是可数名词，意思是“手指”，但一般不指“大拇指”，引申还可表示“指状物”“一指宽度”，有时还可指“手套的套手指部分”。

　beat with the ～s　用手指敲
　burn one's ～s　因管闲事（或鲁莽）而吃苦头
　count on the ～　屈指计算
　cross one's ～s　使手指交叉
　cut one's ～　割破手指
　give sb the ～　恶意对待某人，亏待某人
　have a ～ in the pie　参与某事
　hurt one's ～　弄伤手指
　ink one's ～s　用墨水弄脏手指
　keep one's ～s crossed　祝福
　lay a ～ on sb　触动某人
　lay〔put〕 one's ～ on　正确地指出…（的错误、缺点等）
　lift a ～　一点忙都不帮
　lift a ～ against sb　抵抗某人，反对某人
　point the ～ at　指着某人
　put a ～ on sb　触动某人
　put one's ～ in another's pie　多管闲事
　put one's ～ in one's eye　哭泣
　run one's ～s through one's hair　用手指梳拢头发
　shake one's ～ at sb　指点某人
　turn a ～　一点忙都不帮
　turn sb round one's ～　任意摆弄某人
　wind sb around one's ～　任意摆弄某人
　excited ～　颤抖的手指
　little ～　小指
　long ～　中指
　middle ～　中指
　setting ～　定位指
　strong ～　有力的手指
　thick ～　粗壮的手指
　thin ～　纤细的手指
　index ～　食指
　ring ～　无名指（左手的）
　～ marks　指印
　in one's ～　指头上
　on a ～　手指上
　with a wet ～　不费力地
　～ of God　神力

　There are five fingers on each hand.　每只手有五个手指。
　The hands of men and women have four slender and flexible fingers and a short, strong thumb that moves opposite to the fingers.　人手都有四个纤细灵活的手指和一个短粗壮实的可与其他四个手指进行相对活动的拇指。
　My fingers are stiff with cold.　我的手指冻僵了。
　His fingers are sticky with mud.　他的手指粘着泥。
　What lovely long slender fingers you have!　你有着多么纤细好看的手指啊！
　The tips of the fingers are particularly sensitive.　手指顶部特别敏感。
　The wood was so rotten that you could put your finger through it.　木头已烂透了，你用手指一戳就可戳透。
　Keep your dirty fingers off the wet paint.　油漆未干，别用脏指头乱摸。
　You can tell how nervous she is by the way her fingers worry at the edge of the tablecloth.　看她那用手指拽台布边的样子，你可以断定她是多么紧张。
　She poured herself three fingers of whisky.　她给自己倒了三指深的威士忌。

 ♣ be all fingers and thumbs
　笨手笨脚　be clumsy or awkward with one's hands
　Can you thread this needle for me?I'm all fingers and thumbs today.　你能帮我穿针吗?今天我手脚不灵。
 ♣ get one's fingers burned
　吃苦头　bear hardships
　〔说明〕 本习语中finger只用作复数形式。
　I got my fingers burned once and I don't want to get them burnt again.　我已吃过一次苦头了，我可不想再吃第二次了。
 ♣ have a finger in every pie
　参与，好管闲事　a part or interest in everything that is going on
　He had a finger in every pie at school, from dramatics to football.　在学校里，从演剧到踢足球，什么活动他都参加。
 ♣ keep one's fingers crossed
　希望走好运〔成功〕 hope to get good luck〔success〕
　Let's just keep our fingers crossed that he is not too bad.　让我们祝愿祷告，希望他不是太坏就好。
　Keep your fingers crossed that I can pass the entrance examination.　请你替我祝福，但愿我能通过入学考试。
 ♣ lay a finger on
　触碰，冒犯　harm, touch, even slightly
　〔说明〕 lay a finger on一般用于否定、疑问或条件句中。
　How dare you lay a finger on my child?　你怎敢碰我的孩子?
　Suppose Harry takes his brother with him, will the tough boys dare lay a finger on him?　假如哈里把他的兄弟带在身边，那些顽皮的孩子敢惹他吗?
 ♣ lay〔put〕 one's finger on
1. 准确地指出 find or show exactly (the cause of trouble)
　The doctor was able to treat the disease although he could not put his finger on the exact cause.　医生能治这种病，不过他不能指出确切的病因。
　Something's wrong with this room, but I can't quite put my finger on what it is.　这个房间里有些不对头，但我无法明确地指出那是什么。
　I know the name, but I can't quite put my finger on what's wrong with the engine.　我还没弄清楚发动机的毛病。
2. 发现… find out
　I haven't been able to lay my finger on the book you requested.　我不能找到你要的那本书。
 ♣ lift a finger
　尽举手之劳，出力帮助　make any effort to help when necessary
　They wouldn't lift a finger to help us.　他们连举手之劳也不肯帮助我们。
 ♣ put the finger on
　告发（某人）　give information about
　How did you know I was here?Who's been putting the finger on me?　你怎么知道我在这里?谁告发了我?
 ♣ snap one's fingers at
　对…弹手指表示轻蔑　move the finger in the direction of sb with whom one is angry
　No petty official was going to stop Philip from getting into the enclosure. He would just snap his fingers at them.　没有哪位职位不高的官员敢阻止菲力普进入围栏，他会对他们不屑一顾。

 ♣ lay one's finger on, lay one's hand on
　这两个短语的意思不同，前者是“发现并指出”；后者的意思是“得到”。例如：
　I know there is something wrong in our design but I can't lay my finger on the fault.　我知道，我们的设计有些问题，但我找不出错在哪里。
　That fellow will help himself to anything he can lay his hands on.　那个家伙只要能弄到手，什么东西都要拿一点。
 ♣ put one's finger on, put the finger on
　这两个短语的意思不同：put one's finger on的意思是“明确地指出”; put the finger on的意思是“指名告发”，且只用于美国俚语中。例如：
　I just couldn't put my finger on the problem.　我就是不能确切指出问题所在。
　Nobody wants to put the finger on you.　谁也不想告发你。
 ♣ lay a finger on, lay one's finger on
　这两个短语的意思不同：lay a finger on的意思是“触碰”“冒犯”，含有打人的意思，而且只能用于否定、疑问或条件句中；lay one's finger on则是“正确指出”的意思，且可用于肯定句。例如：
　If you lay a finger on me, I will not leave a handful of that black hair upon your head.　要是你碰我一下，你头上黑乌乌的头发就休想留下一把。
　It is very kind of you to lay your finger on our plan.　你真好，为我们的规划指出缺点。

　五个手指的名称是：the thumb拇指；the index finger〔forefinger〕食指；the middle finger中指；the third finger（右手的）无名指；the ring finger（左手的）无名指；the little finger〔earfinger〕小指。另一种说法是the first finger食指；the second finger中指；the third finger无名指；the fourth finger小指。

　［词源］中古英语、古英语finger （手指）