They are on edge, very alert; even a tractor driving by will scare them.(“他們處于緊張之中，非常警覺；甚至一輛拖拉機駛過都會令他們驚恐不已”。)

She was always on edge before an interview.(她在面試前總是緊張不安。)

That was Jobs's credo, and until he saw it his perfectionism kept him on edge.(這是喬布斯的信條，在他看到之前，他的完美主義將他逼到懸崖邊上。)

This occurs at a point in the lifecycle where everyone's tempers are on edge and teams are working 120-hour weeks.(這發生在生命周期的某一時刻，這時所有人都緊張不安、團隊每周工作120小時。)

Some people worry that price rises may push Sierra Leone back into chaos and keep C?te d’Ivoire on edge.(一些人擔心價格的上升會造成塞拉利昂重回動蕩，科特迪瓦局勢緊張。)

The sound of a dentist's drill always sets my teeth on edge.(我聽見牙醫鉆牙的聲音就打冷顫。)

As the date gets closer, almost everybody's anxious and on edge.(隨著日期越來越近，幾乎每個人的焦慮和邊緣。)

The crystals are sometimes flat, and air resistance will cause them to float flatly, rather than knifing downward on edge.(有時這些冰晶是扁平的，而空氣會促使它們直截了當地在空氣中漂浮著，而不是豎著像刀切一樣地迅速落下。)

After dinner one night, they told her they were worried that she was depressed because she was sad, stressed and always on edge.(一天晚上晚飯過后，家人告訴她，他們很擔心她得了抑郁癥，因為她很傷心，壓力很大，總是很煩躁。)

We're breaking into Company headquarters, and, uh, you'll understand why we're all a little on edge.(我們就要打入公司總部了，你能理解的，有點緊張而已。)