heart and hand

heart 和 hand 的音标分别为 [hɑːt] 和 [hænd]。

基本翻译：heart 意为“心脏”或“心肠”；hand 意为“手”。

速记技巧：heart 可以谐音记忆为“哈特”，hand 可以理解为“汉丹”，即汉字“汉字”。

以上内容仅供参考。记忆单词的方法有很多，可以选择适合自己的方式进行记忆。

Heart and hand这个词组在英语中表示全心全意地做某事，这个词组的词源可以追溯到古英语，具体来说，heart和hand这两个词分别代表心和手，这两个词组合在一起表示用全心全意的方式去做某事。

heart这个词的词源可以追溯到古英语，最初是指心脏这个器官，后来引申为内心的感情、想法等。hand这个词也源自于古英语，最初是指手这个身体器官，后来也引申为手段、技巧等含义。

变化形式上，heart可以变为heartily（衷心地），hand可以变为handily（巧妙地）。

相关单词：sincerity（真诚），fervency（热情），ardor（热忱），zeal（热心），tact（机智），agility（敏捷），dexterity（灵巧），bravely（勇敢地），thoroughly（彻底地），whole-heartedly（全心全意地）。

在句子"She works heart and hand to finish the project."中，意思就是她全心全意地工作来完成这个项目。这个词组的使用非常广泛，可以用于各种语境中表示全力以赴地去做某事。

常用短语：

1. heart and soul

2. with both hands

3. hand in hand

4. by heart

5. on both hands

6. with open hands

7. hand over fist

例句：

1. He worked heart and soul to complete the project.

2. They hand in hand to complete the marathon.

3. I can remember the poem by heart.

4. She is always on both hands busy with work and family responsibilities.

5. He gave me his open hands in support when I needed it most.

6. The salespeople handed over the money to the customers in a flash.

7. We pushed forward with both feet, determined to succeed.

英文小作文：

Hands are an essential part of our lives, whether we are doing something as simple as eating or as complex as building a house. Hands are the symbol of hard work and dedication, and they are also the symbol of love and care. When we hold hands with someone we love, it shows that we are connected and that we are willing to work together to achieve our goals. Hands can also be used to express gratitude, as in the act of shaking hands to show that we are sincere and trustworthy. In conclusion, hands play an important role in our lives, and they represent many different things that we value and cherish.