1. C 钉子，钉状物　 a thin pointed piece of metal for hammering into a piece of wood, usually to fasten the wood to sth else
2. C 指甲，趾甲　 a fingernail or toenail

　draw a ～　拔钉子
　draw out a ～　拔出钉子
　drive in a ～　把钉子敲进去
　drive the ～ home　彻底探究
　fight tooth and ～　尽全力攻击
　hammer a ～　把钉子敲进去
　hammer in a ～　把钉子敲进去
　hit the ～ on the head　击中要害，一针见血
　knock in a ～　把钉子敲进去
　loose a ～　松动钉子
　pull out a ～　拔出钉子
　remove a ～　拔掉钉子
　bite one's ～s　咬指甲，束手无策
　break a ～　折断指甲
　clip one's ～s　剪指甲
　cut one's ～s　剪指甲
　do one's ～s　修剪指甲
　dye one's ～s　染指甲
　file one's ～s　锉指甲
　gnaw one's ～s　咬指甲
　have one's ～s long　留长指甲
　have one's ～s pared　请人修指甲
　manicure one's ～s　修剪〔洗净、涂染〕指甲
　pare one's ～s　修剪指甲
　pave one's ～s　修指甲
　polish one's ～s　修饰指甲
　trim one's ～s　修剪指甲
　concave ～s　凹形指甲
　loose ～　已松动了的钉子
　pink-tipped ～s　尖端涂红的指甲
　bamboo ～　竹钉
　finger ～s　手指甲
　iron ～s　铁爪
　toe ～s　脚趾甲
　～ clippers　指甲刀
　～ file　指甲锉
　～ scissors　指甲剪
　on the ～　立即，马上，当场
　fasten sth with ～s　用钉把某物钉牢
　scratch an itch with ～s　用指甲搔痒
　a ～ in sb's coffin　催命的东西

　The nail caught her dress.　钉子钩住了她的衣服。
　The picture is attached to the wall by a nail.　这张图画被钉子钉在墙上。
　In order to hang the picture, he had to hammer a nail.　为了挂画，他必须钉根钉子。
　We had to fasten the notice to the door with a nail.　我们必须用钉子把通知钉到门上。
　The carpenter will drive every nail home before he pronounces the work finished.　木匠要把每根钉子钉好了才会说工作做完了。
　I would have been early enough, but I caught my coat on a nail just as I was leaving.　我本来会早来，没想到我正要离开时，外套被钉子钩住了。
　Magnets attract nails.　磁铁吸引铁钉。
　Help me to hammer in these last few nails, I'm tired!　帮我把最后这几个钉子钉上，我太累了。
　He took some nails and bits of wood, and built them into a rough cupboard.　他拿了钉子和木头，做了一只粗糙的食品橱。
　Do not throw these nails away, they may come in use one day.　不要把这些钩子扔了，也许有一天能用着它们。
　The tail won't come off the toy plane, it's fixed on with nails.　玩具飞机的机尾掉不下来，它是用钉子钉住的。
　Their fists were clenched so tightly that their nails dug deep into their palms.　他们紧握着拳头，指甲深深地捏进了手心。
　We must break the child of his habit of biting his nails.　我们必须使这个孩子改掉咬指甲的习惯。
　She cleans her nails with a nailbrush every week.　她每星期用指甲刷把自己的指甲弄干净。

 ♣ a nail in sb's/sth's coffin
　使某人早亡〔死、完蛋、垮台等〕　one of several cumulative mistakes that contributes to sb's downfall
　The long and costly strike proved to be the last nail in the company's coffin.　长期的且代价高的罢工证明可使公司一蹶不振。
　I missed the deadline again last week; I suppose that's another nail in my coffin.　上星期我又误了最后期限，我想那又是一个促使我早完蛋的错误。
 ♣ fight tooth and nail
　激烈争斗　fight fiercely
　She said she was going to fight tooth and nail to keep this house for her daughters.　她说她要为女儿们竭尽全力地保住这栋房子。
　They were fighting tooth and nail.　他们猛烈地厮打着。
　The twins fight tooth and nail over the slightest disagreement.　这对双胞胎为了一点儿小矛盾而吵得不可开交。
 ♣ hit the nail on the head
　说得中肯；击中要害　do exactly the right thing; do sth in the most effective and efficient way
　Well said!You've hit the nail on the head.　说得好！你说到点子上了。
　Every word he said hit the nail on the head.　他说的话句句都很中肯。

1. vt.钉住，钉牢　 make a door, window, etc. secure with nails
2. vt.抓住，逮住　 catch up

　～ a cover　钉上盖子
　～ a label　钉上标签
　～ a lid　钉上盖子
　～ a rabbit　击中一只兔子
　～ a shelf　钉架子
　～ the boards　钉木板
　～ accurately　准确地钉
　～ alternately　轮流钉
　～ assiduously　持之以恒地钉
　～ delightedly　高兴地钉
　～ immediately　立即钉
　～ incessantly　持续不断地钉
　～ reluctantly　勉强地钉
　～ slowly　慢慢地钉
　～ down　钉牢，钉住，要求履行诺言，要求把…讲明
　～ up　把…钉牢〔钉死〕
　～ the window up　把这窗子钉牢
　～ on　把…钉在…上
　～ a label on a box　给箱子钉上标签
　～ a lid on the box　给箱子钉上盖子
　～ to　把…钉到…上
　～ a lie to the counter　揭露谎言
　～ one's colors to the mast　决不让步〔投降〕
　～ a shelf to the wall　把架子钉在墙上
　～ the plaque to the wall　把匾钉在墙上
　～ sb with the goods　人赃俱获

　He nailed boards together to make a box.　他把几块木板钉在一起做了一个箱子。
　He nailed a rabbit with his first shot.　他第一枪就打死了一只兔子。
　They finally nailed the thief.　他们最终抓住了小偷。
　The boy was nailed by the toy.　那个孩子被一个玩具吸引住了。

 ♣ nail back　(v.+adv.)
　用钉子把（某物）反钉住　fasten (sth) in a backward position with a nail or nails
　If you want the cupboard door open all the time, why don't you nail it back?　如果你想让柜子门总开着，为什么不用钉子把门反钉住?
 ♣ nail down　(v.+adv.)
1. 用钉子钉住（某物） fasten (sth) down with a nail or nails
　Will you nail down that loose board in the floor?　请把那块松动的地板钉牢好吗?
　I can't get this lid off, it seems to be nailed down.　我打不开这个盖子，好像是被钉住了。
2. 迫使（某人）作出决定，讲明意图或采取行动 force (sb) to make a decision, state his intentions, or take action, etc.
　〔说明〕 nail down作此解时通常不用于进行体。
　We shall have to nail him down to his promise.　我们将不得不迫使他履行自己的诺言。
　I never nail her down to anything.　我不想让她明白地说出她打算做的任何事。
　We've been trying to nail him down to a precise agreement.　我们一直想让他说出他的确切协议。
　Before they repair the car, nail them down to a price.　在他们修理这辆汽车之前，要他们把价钱讲明白。
 ♣ nail onto〔to〕　(v.+prep.)
　用钉子将（某物）钉在（某物）上　fasten (sth) on with a nail or nails
　Nail the boards onto the fence posts, they will make a good fence.　把这些木板钉在立柱上，这样围墙就牢固了。
　Nail the sign to the post.　把招牌钉在柱子上。
　Surprise nailed him to the spot.　惊愕使他呆立不动。
　The letter was nailed to the wall with an arrow.　一支箭把信钉在了墙上。
 ♣ nail up　(v.+adv.)
1. 将（某物）钉在高处或钉在公共场合 fasten (sth) on high or in public view with a nail or nails
　A notice was nailed up on the church door.　教堂门上钉着一块告示。
2. 将（某物）钉牢，钉紧 fasten (sth) in a closed position with nails
　We nailed up the windows of the old house.　我们把这座旧房子的窗户全钉死了。
　The windows had been boarded and nailed up to prevent thieves from entering the empty house.　窗户上钉上了木板，以防小偷进入这所空房。

　［同义词］ v. fasten, fix
　［词源］　古英语nægl <拉丁语unguis（指甲，爪）