fasten 的音標為[?fɑ?s?n]，基本翻譯為“系牢，扣牢；集中于”，速記技巧為“fast 快 + sen 拿 → 快拿 → 系牢”。

Fasten的英文詞源為fast，意為“快速的，緊的”。其變化形式有fasten，fast，fastened。相關單詞有fasten on/to sb/sth（緊緊地扣住某人或某物），fast（快速的，牢固的），fasten up（把扣子扣好），fasten down（使固定），fasten one"s mind on/to sth（專注于某事），fasten one"s attention on/to sth（集中注意力關注某事）。

Fasten這個詞在英語中意為“系緊，扣緊”，它可以通過添加后綴-ed來構成過去分詞和形容詞。它的變化形式還有fast，這是一個形容詞和副詞，意為“快速的；牢固的”。

相關單詞有attach（系上；附上），fix（固定；修理），tether（拴住；限制），tie（系；綁），latch（閂；鎖住），peg（系；拴），secure（安全的；可靠的），tackle（處理；對付），bind（捆綁；裝訂）。這些單詞都與fasten有相似的含義，都涉及到將某物固定或系緊的過程。

常用短語：

1. fasten one"s eyes on 緊盯著

2. fasten one"s seat belt 系好安全帶

3. fasten the buckle 扣緊扣環

4. fasten up 系緊

5. fasten the hook to 把鉤子系上

6. fasten the safety belt 系好安全帶

7. fasten the safety strap 系好安全帶

雙語例句：

1. I fastened my eyes on the book to avoid any distractions.

2. Please fasten your seat belt before take-off.

3. The buckle on my jacket fastens easily with one hand.

4. The hook on the door fastened to the wall easily.

5. Please fasten up your backpack before you leave the classroom.

6. The safety belt on the plane fastens tightly to protect us in case of an emergency.

7. The safety strap on the bicycle fastens well and provides good security.

英文小作文：

Fasten Your Safety Belts Everyday

Safety is always a top priority, and it is especially important when we are in vehicles. Whether it is a car, a bus, or even a plane, we must always remember to fasten our seat belts. It may seem like a small action, but it can save our lives in case of an accident.

When we are driving, we should always keep our eyes on the road and avoid distractions. However, it is even more important to ensure our safety when we are flying or riding in a vehicle that may experience sudden movements or collisions. Therefore, it is essential to always fasten our seat belts before take-off and throughout the journey.

In conclusion, safety should be our top priority every day, and we should always remember to fasten our seat belts when we are in vehicles. It may seem like a small action, but it can make a big difference in our safety and that of others around us.