constancy

constancy 的音标是 [kənˈstænsi]，基本翻译是“恒定，不变；坚定不移”。

速记技巧是：constancy 可以分解为con（共同）、stant（站立）、y（音节尾部）。可以联想为共同站定不移，表示恒定、不变的意思。

constancy的英文词源：

词根：const（保持，不变）+ancy（状态，情况）→保持不变的状态→恒定。

constancy的变化形式：复数形式：constancies。

相关单词：

constant adj. 恒定的，不变的；坚定的，忠诚的。例如：constant changes in temperature 温度的恒定变化。

constellation n. 星座。例如：the constellation of the stars that form the Big Dipper 北斗七星。

con-stantinople n. 君士坦丁堡（土耳其城市）。例如：the city of con-stantinople 君士坦丁堡。

consistency n. 一致性，恒定性。例如：the consistency of the paint 颜料的一致性。

constipation n. 便秘。例如：she had been suffering from constipation for days 她已经几天便秘了。

constipated adj. 便秘的。例如：she felt constipated after eating too much spicy food 她吃太多辣食后感觉便秘了。

con-stantly adv. 恒定地，稳定地。例如：the con-stantly changing weather conditions 不断变化的天气状况。

con-stantness n. 恒定性，一致性。例如：the con-stantness of the ocean current 海流的恒定性。

constipate v. 使便秘。例如：the medicine will constipate your intestines 药物会使你的肠道便秘。

以上单词都与constancy有某种程度的关联，它们在英语中具有不同的含义和用法，但都与“恒定”这一概念有关。

常用短语：

1. constancy of purpose - 持之以恒的目标

2. constancy of care - 始终如一的关心

3. constancy of endeavor - 坚持不懈的努力

4. constancy of attendance - 始终如一的陪伴

5. constancy of companionship - 始终如一的陪伴者

6. constancy of affection - 始终如一的爱情

7. constancy of support - 始终如一的扶持

双语例句：

1. If you have a goal, persevere in it with constancy of purpose. (如果你有一个目标，就要持之以恒地坚持下去。)

2. She always showed constancy of care for her elderly father. (她始终如一地关心着她的年迈父亲。)

3. The athlete"s constancy of endeavor paid off when he won the championship. (这位运动员坚持不懈的努力终于赢得了冠军。)

4. My best friend is always there for me, showing constancy of companionship. (我的好朋友始终陪伴着我，给我关爱。)

5. Their constancy of affection has lasted a lifetime. (他们的爱情始终如一，持续了一辈子。)

6. The constancy of support I received from my family and friends got me through some tough times. (家人和朋友对我的始终如一的扶持帮助我度过了艰难的时光。)

7. The constancy of attendance of the teacher at our classes is a great inspiration to us students. (老师始终如一的陪伴在我们的课堂上，给我们学生带来了巨大的鼓舞。)

英文小作文：

Persistence and constancy are essential qualities for success in life. Whether it"s achieving a goal, maintaining a relationship, or providing support to others, these qualities are key to success.

For example, if you want to learn a new skill or become fluent in a language, persistence is required to practice regularly and persevere through setbacks. Similarly, maintaining a relationship requires constancy of care and companionship, which can be tested by challenges and difficulties. Finally, providing support to others requires a consistent commitment, which can be challenging but ultimately rewarding.

In conclusion, persistence and constancy are valuable qualities that can help us achieve our goals and make a positive impact on our lives and the lives of others.