"first" 和 "last" 的音標分別為 [?f??rst] 和 [lɑ?st]。

基本翻譯： "first" 意為“第一”，“last”意為“最后的，最終的”。

速記技巧： "fr-lst" 可以快速記憶 "first" 和 "last"。其中 "fr" 代表 "first"，"lst" 代表 "last"。

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First 和 Last 是英語中的兩個前綴，它們都源自拉丁語。First 意為“第一”，而 Last 意為“最后”。

First 的變化形式是 first，它還可以作為形容詞和副詞使用。相關單詞包括：firstly（首先），firstly（第一點），firstborn（長子）等。

Last 的變化形式是 least，它也可以作為形容詞和副詞使用。相關單詞包括：last minute（最后一刻），last day（最后一天），last year（去年）等。

這兩個前綴在英語中非常常見，它們經常用于強調或限定某個單詞或短語的重要性或順序。例如，在句子“The first and last word on the matter is science”中，first and last 強調了科學在這個問題上的重要性和權威性。

總的來說，First 和 Last 是英語中非常重要的前綴，它們的使用使得語言表達更加精確和有力。

常用短語：

1. first and foremost

2. last but not least

3. to top it off

4. first and last

5. from start to finish

6. in the end

7. at the end of the day

例句：

1. First and foremost, I value my friendships highly. I cherish the moments shared with my friends and strive to maintain healthy relationships.

2. Last but not least, I am passionate about learning new things and constantly seeking opportunities to expand my knowledge base.

3. To top it off, I am a hard-working individual who is committed to achieving my goals and making a positive impact on the world around me.

4. First and last, I am committed to being the best version of myself and making a difference in the lives of those around me.

5. From start to finish, I am dedicated to providing the best possible service to my customers and ensuring that they are satisfied with the products and services they receive.

6. In the end, success is not determined by external factors but rather by the strength of one"s character and the determination to pursue their goals with persistence and perseverance.

7. At the end of the day, it is important to remember that we all have the potential to make a difference in the lives of others and to be a positive influence in this world.

英文小作文：

Life is full of opportunities to make a difference, and it is our responsibility to seize them whenever possible. First and last, we should be committed to being the best versions of ourselves and making a positive impact on those around us.

Whether it is through our words, actions, or contributions to society, we should strive to make a difference in the lives of those we encounter. After all, life is too short to not seize the opportunities that come our way, and we should embrace them with enthusiasm and courage.

By being kind, compassionate, and committed to growth and progress, we can make a lasting impact on those around us and help create a better world for future generations. Therefore, let us seize every opportunity that comes our way and be the best versions of ourselves that we can be.