freeheartedly

例句：

1. 1. He freeheartedly shared his thoughts with her.
   他毫无保留地与她分享了自己的想法。
2. 2. She freeheartedly offered to help him with the project.
   她毫无保留地提出要帮助他完成这个项目。
3. 3.They freeheartedly gave up their old habits and started a new lifestyle.
   他们毫无保留地放弃了旧习惯，开始了新的生活方式。