by courtesy of

by courtesy of的音标是[bɪ kəˈsɪu v]；基本翻译是“由…的好意；由于…的好意或善意”；速记技巧是：可以缩写为“b.c.s.”或“by cs”。

by courtesy of 的英文词源是拉丁语，意为“通过礼貌”。其变化形式如下：

1. courtesy - 名词，“礼貌，谦逊”，源自拉丁语 courtoisie，意为“礼貌，优雅”。

2. courteous - 形容词，“有礼貌的，谦逊的”，直接由 courtesy 演变而来。

3. courteously - 副词，“有礼貌地，谦逊地”，由 courteous 加上后缀 -ly 构成。

相关单词：

1. politeness：名词，“礼貌，谦逊”，由 polite 和 ness 构成，表示一种对他人的尊重和友善的态度。

2. impolite：形容词，“不礼貌的”，与 polite 相反，表示缺乏尊重和友善的态度。

3. gracious：形容词，“亲切的，有礼貌的”，源自法语，表示对他人表示尊重和友善的态度。

by courtesy of 的使用非常广泛，尤其是在社交场合中，表示通过某人的礼貌和友善行为得以实现某件事情。这个词组的使用体现了对他人的尊重和感谢，也体现了社交礼仪的重要性。

常用短语：

1. by courtesy of 借……之礼

2. with courtesy 礼貌地

3. show courtesy 对待……有礼貌

4. extend courtesy 给予礼貌

5. extend courtesies to sb 向某人表示敬意

6. show respect with courtesy 用礼貌的方式表示尊敬

7. be courteous to sb 对某人客气

双语例句：

1. We extend courtesy to our guests by providing them with a comfortable room and delicious food.

我们用舒适的环境和美味的食物向客人表示敬意。

2. Please show courtesy to the elderly by helping them with their bags and lifting their luggage.

请用帮助老人拿行李和搬运行李的方式向他们表示敬意。

3. By courtesy of my parents, I grew up in a warm and loving home.

多亏了父母的悉心照料，我在一个温暖而充满爱的家庭中长大。

英文小作文：

Title: Courtesy and Respect

Courtesy and respect are essential values in our society. They are the foundation of good manners and help to create a harmonious and friendly environment. By showing courtesy and respect to others, we can build stronger relationships and foster a sense of community.

When we encounter someone we do not know well, it is always polite to greet them with a friendly smile and a brief introduction. This shows that we are interested in them and wish to establish a positive first impression. Similarly, it is always courteous to show respect for the elderly, disabled, and those who are sick by helping them with tasks that may be difficult or uncomfortable for them.

In the workplace, courtesy and respect are essential for maintaining a positive work environment and fostering team spirit. It is important to show respect for colleagues by listening attentively, asking for their opinions, and acknowledging their contributions. This helps to create a sense of camaraderie and encourages teamwork.

In conclusion, courtesy and respect are fundamental values that we should always strive to uphold in our daily lives. They help us to build stronger relationships, foster a sense of community, and maintain a positive work environment.