speed是什么意思？怎样才干把握英语词汇的真正涵义和用法？
speed
as a noun.,
1、it means the rate at which sb./sth. moves or travel.
eg: when we cross the road, we should reduce our speed.
2、the rate at which sth. happens or is done.
eg: we try to increase the speed of delivery.
3、the time taken by a camera shutter to open and close.
eg: shutter speeds.
4、a gear on a bicycle, in a car,etc.
eg: a ten-speed mountain bike.
我们从外表speed这个单词的英语表明和例句可以晓得：speed 做名词时有以下意思：
（活动的）速率、速率；（产生或举行的）速率、进度；快门速率；拍档、档位。
speed
as a verb.
- to move along quickly
eg: the boy sped away on his bike when meeting his teacher.
2.to take sb./stth. somewhere very quickly, especially in a veicle.
eg: the taxi speeded them into the ceter of the city.
3.to make sth happen more quickly.
eg: this kind of exercise will speed his recovery.
从外表的例句我们晓得，speed 作动词时有以下涵义：
快速行进；快速运送；增速，促进。
词汇学习办法小结：
词汇，关于大局部学生来说，是学习英语的第一大难关，特别是到了高中今后，不同文本对同一个词汇的内在发掘不一样，这就让相当大一局部学生只了解词汇的基本涵义后在碰到干系引申后就一头雾水。
因此，对词汇意义的精准把握是我们必要高度器重的事变。那么我们毕竟应该怎样做呢？
在我看来，学习英语词汇一定要从该词汇的英语表明动手，仅有弄懂英语表明，我们才干了解该词汇的真正内在。
其次，多在语篇中大概例句中去了解和感悟新学的词汇而不是干瘪瘪的背诵。
