ADJ-GRADED
令人擔心的；令人不舒服的
If you describe something as unnerving, you mean that it makes you feel worried or uncomfortable.
例句
It is very unnerving to find out that someone you see every day is carrying a potentially deadly virus.
發現朝夕相處的人竟攜帶著一種可能致命的病毒是一件令人很不安的事情。
...her unnerving habit of continuously touching people she was speaking to.
她與人說話時老是碰觸對方的惱人習慣