fastens

fastens的音标为[ˈfɑːstənz]，基本翻译为“系牢，缚牢；使紧密结合”，速记技巧为“fast-ens，紧的+系紧=紧系”。

Fastens这个单词的词源可以追溯到拉丁语词汇“fastus”，意思是“紧”或“牢固”。它的变化形式包括过去式“fastened”，过去分词“fastened”和现在分词“fastening”。

相关单词：

1. Fasten (v.) - 动词，表示“系紧”或“固定”。例如，“fasten one"s seat belt”就是系安全带的表达。

2. Fascination (n.) - 名词，表示“吸引”或“迷住”。这个词源于拉丁语中的“fastus”，意为“吸引人的”。

3. Fate (n.) - 名词，表示“命运”或“天命”。这个词源于拉丁语中的“fatum”，意为“注定”。

4. Assurance (n.) - 名词，表示“信心”或“保证”。这个词源于拉丁语中的“assuerus”，意为“使固定”。

5. Affix (n.) - 名词，表示“附加物”或“标记”。这个词源于拉丁语中的“affix”，意为“附加”。

6. Fastidious (adj.) - 形容词，表示“挑剔的”或“一丝不苟的”。这个词源于拉丁语中的“fastidus”，意为“仔细考虑的”。

7. Fascism (n.) - 名词，表示“法西斯主义”或“专制主义”。这个词源于拉丁语中的“fascis”，意为“捆绑”或“束”。

8. Fascination (adj.) - 形容词，表示“迷人的”或“令人着迷的”。这个词源于拉丁语中的形容词形式。

9. Fastident (adj.) - 形容词，表示“挑剔的”或“一丝不苟的”。这个词源于拉丁语中的形容词形式，意为“细心的”。

10. Fascination (noun) - 名词短语，常用于比喻中，表示对某事物的强烈兴趣或热爱。这个词也常用于描述某人对某事物的痴迷程度。

常用短语：

1. fasten one"s eyes on 盯着看

2. fasten one"s seat belt 系好安全带

3. fasten the buckle 扣紧扣环

4. fasten up 系紧

5. fasten the safety belt 系好安全带

6. fasten the hook 扣上钩子

7. fasten the safety clip 扣上安全夹

双语例句：

1. I was fastening my seat belt before takeoff. (在飞机起飞前，我系好安全带。)

2. Don"t forget to fasten your seat belt when you"re on the bus. (当你在公共汽车上时，别忘了系好安全带。)

3. He fastened the buckle of his new jacket with care. (他小心翼翼地扣上新夹克的扣子。)

4. She fastened up her hair before going out. (她出门前把头发系好。)

5. The child fastened the safety clip on his bicycle helmet. (那个孩子把自行车头盔上的安全夹扣紧了。)

6. The teacher fastened her gaze on the student who was in trouble. (老师紧紧地盯着那个有困难的学生。)

7. The rope was fastened to the tree with a hook and loop fastener. (绳子用钩扣和环扣固定在树上。)

英文小作文：

Safety is our top priority, especially when we are on the road or in a vehicle. Seat belts, helmets, and other safety equipment are essential to protect us from potential dangers. However, it is also important to ensure that these safety devices are properly fastened and used.

When I am driving, I always make sure to fasten my seat belt tightly and keep my hands on the steering wheel. This helps me stay focused and safe on the road. Similarly, when I am riding with others, I remind them to wear their helmets and use their seat belts to ensure our safety together.

In conclusion, safety should not be taken lightly. We should always be mindful of our surroundings and use all available safety equipment to protect ourselves from harm. Fastening safety devices properly is just one way to do so, but it is an essential step in staying safe and secure.