/snæp; snæp/
v (-pp-)
1 [I, Ipr, Ip, Tn, Tn.pr, Tn.p] (cause sth to) break suddenly with a sharp noise （使某物）断裂并发出尖利声音
*He stretched the rubber band till it snapped. 他把橡皮筋啪的一声拉断了.
* Suddenly the branch that he was standing on snapped off. 他踩着的树枝突然啪的一声折断了.
* The great weight snapped the metal bar (in two). 重量很大把金属杆喀吧一声压成两截了.
* (fig 比喻) After years of hard work and poverty, he finally snapped, ie had a nervous breakdown, fell ill, etc. 他多年劳累和贫困终因体力不支而病倒.
2 [La, Ip, Tn, Tn.p, Cn.a] open or close (sth) with a sudden sharp noise; (cause sth to) make a sudden sharp noise 打开或关闭（某物）并突然发出尖利声音; （使某物）突然发出尖利声音
*The box snapped open. 箱子啪的一声打开了.
* The circus manager snapped his whip. 马戏团主管把鞭子抽得很响.
* He snapped down the lid of the box. 他砰的一声把箱子盖合上了.
* She snapped her bag shut. 她喀哒一声把提包关上了.
* The shark snapped its jaws shut. 鲨鱼啪嗒一声把嘴合上了.
3 [I, Tn] speak or say (sth) in a sharp (usu angry) voice 厉声说（话）（通常指生气时）
*`Come here at once,' she snapped. 她高声喊道
*｀快过来!＇
* He never speaks calmly just snaps all the time. 他从来不心平气和地说话--总是高声喊叫.
4 [Tn] (infml 口) take a quick photograph of (sb) （很快地）给（某人）拍照
*I snapped you sunbathing on the beach. 我给你拍了一张海滩日光浴的照片.
5 (idm 习语) bite/snap sb's head off => head1. snap one's `fingers make a clicking noise by moving the second or third finger quickly against the thumb (eg to attract sb's attention, mark the beat of music, etc) 打榧子（用食指或中指捻碰拇指发声, 如为引人注意或打音乐拍子等）
*He snapped his fingers to attract the waiter. 他打了个榧子招呼服务员. ,snap to at`tention come quickly and smartly to the position of attention(4) 利落地立正. ,snap `to it (infml 口) (usu as a command 通常作命令语) start moving, working, etc quickly; hurry up 快走; 快干; 赶快
*`I want those bricks moved; come on, snap to it!' ｀那些砖得搬走; 来呀, 快!＇ ,snap `out of it (infml 口) (often as a command 常作命令语) get (quickly) out of a (usu bad, unhappy, etc) mood （迅速）摆脱某种（通常指坏的、不愉快的...）情绪.
6 (phr v) snap at sb speak to sb sharply and rudely 厉声对某人说
*`Shut up!' she snapped (back) at him. ｀住嘴!＇她厉声顶（回）了他一句.
* I'm sorry I snapped at you just now. 对不起, 我刚才不该对你嚷嚷. snap at sth try to grasp sth with the teeth by closing them quickly and sharply around it 一下子咬住
*The fish snapped at the bait. 那鱼一下子咬住了鱼饵.
* (fig 比喻) They snapped at (ie accepted eagerly) the chance of a cheap holiday. 他们欣然抓住这一少花钱度假的机会. snap sth out exclaim sth in a sharp or unpleasant way 厉声喊出
*The sergeant snapped out an order. 中士大声发出命令. snap sth up buy or seize sth quickly and eagerly 抢购或迅速抓取某物
*The cheapest articles at the sale were quickly snapped up. 大减价货物中最便宜的物品很快抢购一空.

/snæp; snæp/
n
1 [C] act or sound of snapping （物体）断裂、开或关（的声音）; （人）厉声说（的）话; 拍照（的快门声）; 突然咬住（的声音）
*The dog made an unsuccessful snap at the meat. 那条狗没咬住肉.
* The lid shut with a snap. 盖子啪嗒一声合上了.
* The oar broke with a snap. 桨喀吧一声断了.
2 [C] short spell or period of (usu cold) weather 一阵（通常指寒冷的）天气
*There was a cold snap after Christmas. 圣诞节後出现一段寒冷天气.
3 (also snapshot) [C] photograph (usu one taken quickly with a hand-held camera) 照片（通常指用手提照相机拍摄的）
*She showed us her holidaysnaps. 她给我们看了她假期的照片.
4 (usu in compounds通常用以构成复合词) type of small crisp biscuit 小的脆饼乾
*`ginger-snaps 姜味饼乾
* `brandy-snaps 白兰地酒味饼乾.
5 Snap [U] (Brit) card game in which players call out `Snap' when two similar cards are laid down together 喊｀对儿＇纸牌游戏（亮出相同两张牌时, 玩牌者竞先喊出｀对儿＇）
*play a game of Snap 玩喊｀对儿＇游戏.
6 [sing] (US infml 口) thing that is easy to do 轻而易举的事
*This job's a snap. 这件工作很容易做.

adj [attrib 作定语] (infml 口) done, made, etc quickly and with little or no warning 匆忙的; 仓促的
*a snap election 临时的选举
* take a snap vote 匆匆表决
* a snap decision 仓促的决定.

interj (Brit infml 口)
1 (said in the game of Snap2(5) when one notices that two similar cards have been laid down 玩喊｀对儿＇纸牌游戏（Snap2(5)）时, 见到相同两张牌时的呼喊声).
2 (said to draw attention to the similarity of two things 见到相同两事物时, 说snap以引起注意)
*Snap! You've got the same shoes as me. 嘿! 你的鞋跟我的一模一样.

adv with a snapping sound 伴有断裂、开或关等声音
*Suddenly the oar went snap, ie made a snapping sound as it broke. 桨突然啪的一声断了.