s earnest
a. 衷心的, 真心真意的
1. She wrote a heartfelt letter to express her gratitude.
她写了一封真诚的信来表达她的感激之情。
2. His heartfelt speech moved everyone in the audience.
他真诚的演讲感动了在场的每一个人。
3. They shared a heartfelt moment during the celebration.
他们在庆祝活动中分享了一个感人的时刻。