Describing something that gives you that uneasy, slightly worried feeling — the thing does the unsettling, and you are the one who feels it. An unsettling film, an unsettling silence, an unsettling smile, an unsettling thought.

Describing something that gives you that uneasy, slightly worried feeling用來形容讓你有那種不安、有點擔心的感覺的東西 — the thing does the unsettling, and you are the one who feels it是那個東西讓人不安，而你是感受到不安的那一方。An unsettling film, an unsettling silence, an unsettling smile, an unsettling thought像 an unsettling film（令人不安的電影）、an unsettling silence（令人不安的沉默）、an unsettling smile（令人不安的微笑）、an unsettling thought（令人不安的念頭）。

English speakers reach for this word when something is disturbing in a quiet way: nothing bad has actually happened, but you sense that something is not right. It is a favourite of film and book reviewers for exactly that reason — a horror movie is 'terrifying', but a strange, slow, beautiful film that leaves you uncomfortable is 'unsettling', and that is meant as praise.

English speakers reach for this word英文使用者會用這個字 when something is disturbing in a quiet way當某件事以一種安靜的方式讓人心裡不舒服時: nothing bad has actually happened實際上並沒有發生什麼壞事, but you sense that something is not right但你就是感覺到不太對勁。It is a favourite of film and book reviewers for exactly that reason正因為這樣，影評和書評特別喜歡用這個字 — a horror movie is 'terrifying'恐怖片是 'terrifying'（令人驚恐）, but a strange, slow, beautiful film that leaves you uncomfortable is 'unsettling'但一部奇特、緩慢、美麗卻讓人不舒服的電影會被說是 'unsettling', and that is meant as praise而這其實是一種稱讚。

In daily life you would use it for news you did not expect, a stranger who stands too close, a doctor who pauses before answering. Compare it with its neighbours: scary means you feel danger; disturbing is stronger and darker, often about cruelty; worrying points at a specific problem; unsettling is the mild, unfocused one, the feeling of the ground moving slightly under you.

In daily life you would use it for news you did not expect在日常生活裡，你會用它形容意外的消息, a stranger who stands too close站得太近的陌生人, a doctor who pauses before answering回答前先停頓一下的醫生。Compare it with its neighbours跟它的近義字比較一下: scary means you feel dangerscary 是感覺到危險; disturbing is stronger and darker, often about cruelty disturbing 更強烈、更陰暗，常常跟殘忍有關; worrying points at a specific problemworrying 是指向一個具體的問題; unsettling is the mild, unfocused oneunsettling 則是比較輕微、模糊的那種, the feeling of the ground moving slightly under you就像腳下的地面微微晃動的感覺。

It sounds educated but not stiff — perfectly natural in conversation.

It sounds educated but not stiff聽起來有教養但不會太生硬 — perfectly natural in conversation用在對話裡完全自然。