突然停车是一种非常可怕的经历，尤其是当你正以高速行驶时。

A sudden stop can be a very frightening experience, especially if you are travelling at high speed.

youdao

失去思考和记忆的能力是非常可怕的。

Losing your ability to think and remember is pretty scary.

youdao

独自一人在黑暗的墓地里是非常可怕的。

Being alone in a dark cemetery can be very scary.

youdao

Their ships, their boats were not very seaworthy; storms come up in the Mediterranean very suddenly and terribly; you take your life in your hands when you travel.

他们航海的工具,船只,还非常脆弱,地中海可怕的风暴神出鬼没,当时出海就意味着,你把自己交给命运处置

耶鲁公开课 - 古希腊历史简介课程节选