a. not noticed
a. 不被注意的, 被忽视的[法] 未被注意的, 未被顾及的:不瞩目的
1. She walked by me, completely unnoticed.
她从我身边走过，完全没有被注意到。
2. Many small details in the painting went unnoticed.
画中的许多小细节都没有被注意到。
3. His hard work often goes unnoticed by his boss.
他的努力工作常常被老板忽视。