arch-enemy的音標(biāo)為["ɑ?t??"em??] ，基本翻譯為“死敵，敵對(duì)的人或物”，速記技巧為：arch（拱形）+enemy（敵人）= archenemy（死敵）。

Arch-enemy這個(gè)詞的詞源可以追溯到古英語(yǔ)，意為“主要的敵人”。它的變化形式包括過(guò)去式、過(guò)去分詞和現(xiàn)在分詞形式。相關(guān)單詞包括：

enemy：敵人

conflict：沖突

oppose：反對(duì)

rival：對(duì)手

opponent：對(duì)手

conflictive：沖突的

oppositional：反對(duì)的

rivalry：競(jìng)爭(zhēng)

enmity：敵意

arch-enemy這個(gè)詞在英語(yǔ)中常用來(lái)指代主要的對(duì)手或敵人，這個(gè)詞強(qiáng)調(diào)了敵人的重要性和地位。這個(gè)詞的使用也反映了人類(lèi)社會(huì)中競(jìng)爭(zhēng)和沖突的普遍存在。

常用短語(yǔ)：

1. arch-enemy - 主要敵人

2. face the enemy - 面對(duì)敵人

3. enemy at the gate - 臨危不懼

4. enemy within - 內(nèi)奸

5. enemy at dawn - 黎明前的敵人

6. enemy in disguise - 偽裝的敵人

7. enemy of my enemy is a friend - 敵人的敵人就是朋友

例句：

1. He is the arch-enemy of our company.

2. We must face the enemy head on.

3. The enemy at the gate is determined to take our city.

4. We must find the enemy within and deal with him.

5. At dawn, the enemy attacked us from behind.

6. The enemy in disguise was actually a spy.

7. We should help each other, for the enemy of my enemy is a friend.

英文小作文：

My arch-enemy is a constant source of fear and anxiety for me. He is always trying to sabotage my efforts and make my life difficult. However, I refuse to let him win, because I know that I am stronger than him and I will not give up easily. I face the enemy head on, knowing that I have the strength and courage to defeat him. No matter how many times he tries to attack me, I will always be ready to defend myself and my goals. In the end, I will emerge victorious, because I am not afraid of my arch-enemy and I know that I have what it takes to win.