guard

guard的音标为[ˈɡɑːd] ，基本翻译为“警卫；警戒；护卫队；警戒线”。速记技巧可以考虑使用谐音记忆法，将其记作“改过正归”，表示使改正错误，行为端正，做好警戒。

Guard这个词的词源可以追溯到古英语中的“guardian”，意为“保护者”或“监护人”。它的变化形式包括其过去式“guarded”，现在分词“guarding”，以及形容词“guarded”，意为“警戒的”或“保护的”。

与guard相关的单词有：

1. Guardrail - 栏杆，护栏 - 词源同guard，表示保护人身安全的设施。

2. Guarding - 警戒，保护 - 词义为保持警惕或提供保护的行为。

3. Guardsman - 卫兵，警卫 - 词义为负责保护特定区域或设施的人员。

4. Guardhouse - 岗亭，看守所 - 词源同guard，表示用于看守或拘留人员的建筑物。

5. Guardedness - 警戒，小心 - 词义为保持警觉或谨慎的态度。

6. Guardrail system - 安全护栏系统 - 是一个用于防止人员跌落或车辆失控的系统。

7. Guarding policy - 警戒政策 - 是一种用于维护安全和秩序的政策。

8. Guard dog - 看门狗，警犬 - 是一种用于保护财产和人身安全的犬类。

9. Guard against - 防止，预防 - 词义为采取措施防止某种情况或危险的发生。

10. Guard against theft - 防止盗窃 - 表示采取措施防止财产被盗。

常用短语：

1. guard against

2. guard over

3. keep guard

4. under guard

5. guard against theft

6. guard one"s secrets

7. guard against attack

例句：

1. We must guard against complacency. 我们必须防止自满情绪。

2. The prisoners were guarded over by a squad of soldiers. 囚犯们由一队士兵看守。

3. Police were on guard over the building. 警察在建筑周围守卫。

4. The prisoners were under guard while their trial was in progress. 囚犯们在审判进行时受到看守。

5. The house was under constant guard to prevent theft. 为了防止盗窃，房子周围一直有人看守。

6. He guarded his secrets jealously. 他很珍惜地保守着他的秘密。

7. The army was on guard against attack from the enemy. 军队防备着敌人发动攻击。

英文小作文：

标题：Guard: The Protector of Our Safety

Guard is a word that represents protection and safety. It is a vital role that we all have to play in our lives to ensure our own and others" safety and security. Whether it is guarding our homes, our belongings, or our loved ones, guardianship is a responsibility that cannot be taken lightly.

In this fast-paced world, we often forget to take the time to appreciate the people and things that guard us, but it is essential to remember that they are there for our benefit and we should be grateful for their efforts.

Guardianship is not just about physical protection, it also involves guarding our minds and hearts from negative influences and harmful thoughts. We must always be mindful of what we let into our minds and hearts, as it can affect our well-being and happiness.

In conclusion, guardianship is a crucial role that we all have to play in our lives, whether it is physically or mentally. It is essential to remember that we should always be grateful for the people and things that guard us, as they are there to ensure our safety and happiness.