- snap
 - [snæp]
 - vt. 突然折断,拉断;猛咬;啪地关上
vi. 咬;厉声说;咯嗒一声关上
n. 猛咬;劈啪声;突然折断
adj. 突然的 
反义词
           - n. inelasticity
 
参考例子
           - 1.The driver's whip snapped and our carriage ran fast.
 - 赶车人的鞭子发出啪啪声,我们乘坐的马车飞快地向前驶去。
 
- 2.Here is some of our holiday snap.
 - 这些是我们的上些假日快照。
 
- 3.To write a short passage of about 100 words in 30 minutes would be a snap to most students in their class.
 - 在30分钟内写出一篇约为100个词的短文,对于他们班大多数学生来说不过是小菜一碟。
 
英文解释
           - n.
 - 1.the act of catching an object with the hands
 - 2.a spell of cold weather
 - 3.tender green beans without strings that easily snap into sections
 - 4.a crisp round cookie flavored with ginger
 - 5.the noise produced by the rapid movement of a finger from the tip to the base of the thumb on the sa
 - 6.a sudden sharp noise
 - 7.a sudden breaking
 - 8.the tendency of a body to return to its original shape after it has been stretched or compressed
 - 9.an informal photograph; usually made with a small hand-held camera
 - 10.a fastener used on clothing; fastens with a snapping sound
 - 11.any undertaking that is easy to do
 - 12.the act of snapping the fingers; movement of a finger from the tip to the base of the thumb on the s
 - 13.(American football) putting the ball in play by passing it (between the legs) to a back
 
- v.
 - 1.utter in an angry, sharp, or abrupt tone
 - 2.separate or cause to separate abruptly
 - 3.break suddenly and abruptly, as under tension
 - 4.move or strike with a noise
 - 5.snap close with a sound
 - 6.make a sharp sound
 - 7.move with a snapping sound
 - 8.to grasp hastily or eagerly
 - 9.put in play with a snap
 - 10.cause to make a snapping sound
 - 11.lose control of one's emotions
 - 12.record on photographic film
 
网络释义
               - Snap
 - 对齐; 急钮, 按钮, 揿钮; 急钮; 按钮,按扣;
 
- snap gauge
 - 卡模; 卡规; 快速反向; 外径规;
 
- SNAP FASTENER
 - 急钮 四合扣; 四合扣; 揿钮; 子母钮;
 
- snap ring
 - 卡环; 液力挺柱卡环; 扣环; 压圈(透镜的);
 
- snap switch
 - 快动开关; 按捺开关; 瞬间开关; 快速开关;