?真誠英文怎么說？在英語中，可以用sincerity來表達。它是一個名詞，意思是“真誠”或“誠意”。

用法：sincerity可以作為主語、賓語或定語。作為主語時，表示某人的真誠或誠意；作為賓語時，表示某人對某事的真誠或誠意；作為定語時，修飾名詞，表示某事的真實性或可信度。

例句：

1. She spoke with sincerity, and her words touched everyone's heart.

她說話非常真摯，她的話感動了每個人的心。

2. He apologized to her with sincerity, and she forgave him.

他非常真心地向她道歉，她原諒了他。

3. The sincerity of his love for her was evident in every action he took.

他對她的愛之真摯在他所做的每件事中都能看出來。

4. Only when people speak with sincerity can they truly connect with each other.

只有當人們以真誠的態度交談時，才能真正地彼此起來。

5. The authenticity and sincerity of the charity organization has been questioned by many people.

很多人質疑這個慈善組織的真實性和誠意。

同義詞及用法：

1. Honesty：名詞，“誠實”、“坦率”，指說話、行動等沒有欺騙性，真實可信。

2. Genuineness：名詞，“真實”、“真誠”，指某人的話或行為是真實的，沒有虛假。

3. Authenticity：名詞，“真實性”、“可信度”，指某事的真實性或可信度。

4. Sincerity and honesty are the key to a successful relationship.

真誠和誠實是建立成功關系的關鍵。

5. He always speaks with genuineness and never hides his true feelings.

他總是說話很真摯，從不掩飾自己的真實感受。