热诚的英文：
devotion
fervor

参考例句：

During all these conversations the utmost frankness and usually a spirit of cordiality prevailed.
所有这些会议都笼罩着极其坦率而且通常是热诚亲切的气氛。

Our host took leave of us with great cordiality, and even affection.
我们的主人热诚地，甚至是依依不舍地跟我们告了别。

a cordial manner
热诚的态度

To promote the love of learning
鼓励学习的热诚

Receive a hearty welcome
受到热诚的欢迎

A cordial smile,welcome,handshake,etc
热诚的微笑、欢迎、握手等.

Warm applause,congratulations,thanks
热诚的掌声、祝贺、感谢

Revolutionary,religious zeal
革命的、宗教的热诚.

BarBara, Be enthusiastic!
芭芭拉，要有热诚。

He is cordial to anyone.
他对任何人都很热诚。

devotion是什么意思：
n. 热爱；奉献；忠诚；信仰

Talented in or devoted to music.
有音乐才能或献身音乐的。

I have a loving and devoted husband.
我有个深情且忠诚的丈夫。

She has an inflexible devotion to an ideal.
她具有对一种理想坚定不移的献身精神。

You are one of the most devoted employees in the company.
你是公司最敬业的员工之一。

You are one of the most devoted employees in the company.
你是公司最敬业的员工之一。

fervor是什么意思：
n. 热情,热心,炽热

They are pushing their ideas with an almost evangelical fervor.
他们以一种近似福音传道的热情来推行他们的主张。

The concept of celibacy carries connotations of asceticism and religious fervor.
修道者的独身观念含有禁欲兴宗教热情之意。

The cathedral at Chartres is an expression of the religious fervor of the Middle ages.
在查特雷斯的大教堂是中世纪时期宗教热情的表现之一。

Our capacity for religious fervor and for unthinking energetic obedience is unfortunately bottomless
何其不幸的是，我们的宗教狂热和不动脑筋的一味盲从竟如此严重，简直没有个底。

Superb whisky gives off a rare fragrance and stirs up your fervor.
香气芬馥的超级威士忌，给您激情无限。