crack

"crack" 的音标为/kræk/。

基本翻译为“破裂，开裂；破裂声；轰隆声”。

速记技巧为：crack=cr+ack，分词义：cr（裂开）+ack（动词后缀，使…）整体含义为“破裂”。

例句：The driver was fined for making a noise like a gunshot when he cracked his whip. （司机用鞭子发出像枪声一样的响声，结果被罚款）。

Crack这个词的词源可以追溯到古英语，意为裂缝或裂纹。它的变化形式包括过去式cracked，过去分词cracked，现在分词cracking，以及形容词cracky。

相关单词：

1. cracked（破裂的）：这个单词通常用来描述物体破裂或裂开的情况。

2. cracking（破裂）：这个单词用来描述物体破裂或裂开的过程。

3. crackle（噼啪声）：这个单词用来描述火或声音发出的噼啪声，也可以用来描述某种物品燃烧时的声音。

4. cracked-off（劈开的）：这个单词用来描述物体被劈开或裂开的情况。

5. crackpot（疯子）：这个单词来源于俚语，用来形容一个疯狂的人，通常带有贬义。

以上这些单词都与crack这个词源有关，它们在英语中有着丰富的含义和用法，反映了英语语言的多样性和丰富性。

crack短语：

1. crack down严厉打击

2. crack up崩溃

3. crack the whip严加督促

4. crack the whip (on sth)加强某事物的实施

5. crack the whip (over sth)对某事采取严厉措施

6. crack the whip to do sth 鼓励做某事

7. crack the whip on sb对某人施加严厉惩罚

例句：

1. The police are cracking down on drug dealers.

2. The company"s management is cracking the whip to improve productivity.

3. The government is cracking the whip to encourage people to save energy.

英文小作文：

Cracking the Code of Life

Cracking the code of life is a dream for many scientists. By studying the genetic code, we can understand how our bodies work and how diseases are caused. However, this process is not easy and requires a lot of effort and time. Therefore, we need to crack the whip to encourage people to participate in scientific research and development. At the same time, we need to provide more support and resources to help researchers achieve their goals. Only by working together can we hope to crack the code of life and bring about a better future for ourselves and our children.