"Blast area" 的音標為 [?blɑ?st ?e??(r)]。

基本翻譯為"爆炸區域"。

速記技巧：利用發音規律快速記憶詞匯。在這個詞中，注意發爆破音/bl/，并在尾音/r/上加強。

請注意，以上內容僅供參考。實際發音可能會因個人口音和習慣而有所不同。

Blast area這個詞的詞源可以追溯到英語中的“blast”和“area”兩個詞。Blast在英語中通常指爆炸或沖擊波，而area則表示區域或地方。因此，Blast area可以理解為爆炸區域或沖擊波區域。

Blast area的變化形式主要是詞形上的變化，比如加前綴或后綴，或者進行合成。相關單詞有：

1. Blaster (n.) - 指能夠產生強大爆炸力的裝置，如火炮或火箭炮。

2. Blaster rifle (n.) - 一種輕型火器，通常用于近距離戰斗。

3. Blasting (v.) - 指使用爆炸或沖擊波進行開鑿、挖掘或其他工程作業。

4. Blast radius (n.) - 指爆炸或沖擊波的影響范圍。

5. Blast-resistant (adj.) - 指對爆炸或沖擊波有抵抗能力的。

6. Blast-induced (adj.) - 指由爆炸或沖擊波引起的。

7. Blast-related (adj.) - 指與爆炸或沖擊波有關的。

8. Area denial (n.) - 指用于阻止或限制人員進入的區域，通常用于軍事目的。

9. Area-denial (adj.) - 指能夠阻止或限制人員進入某一區域的防御系統或武器。

10. Blast-induced trauma (n.) - 指由爆炸或沖擊波引起的身體傷害，如骨折、內臟損傷等。

Blast area常用短語：

1. clear the blast area 清理爆炸區域

2. evacuate the blast area 疏散爆炸區域

3. secure the blast area 確保爆炸區域安全

4. mark the blast area 標明爆炸區域

5. decontaminate the blast area 清除爆炸區域污染

6. secure the perimeter of the blast area 確保爆炸區域周邊安全

7. clear the blast path 清理爆炸路徑

雙語例句：

1. After the explosion, we had to clear the blast area and ensure that no one was injured. (爆炸后，我們必須清理爆炸區域，確保無人受傷。)

2. We must mark the blast area clearly so that others know where to stay away from. (我們必須清楚地標明爆炸區域，以便其他人知道在哪里遠離。)

3. Security personnel must secure the perimeter of the blast area to prevent anyone from entering. (安全人員必須確保爆炸區域周邊安全，以防止任何人進入。)

英文小作文：

Blast areas are dangerous places that require careful preparation and safety measures to ensure public safety. When an explosion occurs, it can cause damage to property and endanger the lives of people nearby. Therefore, it is essential to clear the blast area quickly and ensure that it is safe for people to enter and resume normal activities.

To clear the blast area, firstly, workers must remove debris and any hazardous materials that may remain. Then, they must mark the area clearly with warning signs to inform people of the danger present. Additionally, security personnel must secure the perimeter of the area to prevent anyone from entering while the area is still unstable. Finally, once the area has been deemed safe, people can resume normal activities and begin repairing any damage caused by the explosion.

In conclusion, blast areas require careful preparation and safety measures to ensure public safety. Clearing the area quickly and safely is crucial to preventing further damage and ensuring that people can resume normal activities quickly and safely.