unselfconscious

例句：

1. 1. He was unselfconscious about his appearance, even though he knew it was not good.
   他对自己的外表毫不在意，尽管他知道这并不好看。
2. 2. She was unselfconscious about her mistakes, believing that they were all part of the learning process.
   她对自己的错误毫不在意，认为这些都是学习过程的一部分。
3. 3. The artist was unselfconscious in his work, showing a genuine passion for his craft.
   这位艺术家在作品中毫无保留，展现了他对艺术的真正热情。