Scare and frighten are used more for ghosts and dangerous situations whereas startle is used more for things like when you forget you have bread in the toaster and it jumps out at you

“Scare and frighten”更多用于鬼魂和危险情况，而"startle"则更多用于诸如当您忘记烤面包机中有面包而跳到您身上时

Startle is used to express being surprised. Frighten is used to express actual fear."

Startle"被用来表示惊讶。"Frighten"是用来表达实际恐惧的

I was startled when my sister jumped out of the closet.当我姐姐跳出壁橱时，我大吃一惊

I yelled, "Don't startle me like that!"我大喊：“不要那样吓我一跳！”

The other day I was startled when I heard a loud bang, but it was just the dishwasher.前几天，当我听到一声巨响时，我大吃一惊，但这只是洗碗机

When I was robbed by a man with a gun, I was really frightened.当我被一个拿着枪的人抢劫时，我真的很害怕

I don't like to be frightened, so I don't watch scary movies.我不喜欢被吓到，所以我不看恐怖电影。