sudden and unexpected, often in an unpleasant way
speaking or acting in a way that seems unfriendly and rude; not taking time to say more than is necessary
"came to an abrupt stop"
"an abrupt change in the weather"
"an abrupt canyon"
"the precipitous rapids of the upper river"
"the precipitous hills of Chinese paintings"
"a sharp drop"
"an abrupt reply"
The cause of your abrupt departure.
出自：1 Henry VI , Shakespeare
Talking in..abrupt sentences.
出自： E. O