abruptly
单词辨析：
普通用词，指迅速而又意外，强调出乎意料。
The car suddenly ran into a tree.
汽车突然撞到一棵树上。
Suddenly, I heard a scream from outside.
突然我听到外面一声尖叫。
通常指言语、行为比较突然，含粗鲁、莽撞、令人不快之意。
She left the office abruptly without explanation.
她未作解释就突然离开了办公室。
His contract was abruptly terminated.
他的合同意外终止了。
He abruptly resigned last night after less than two weeks in the job.
他在该职位上干了还不到两个星期，却在昨晚突然辞职。
相关例句：
He spoke abruptly, in barely comprehensible Arabic.
他突然开口了，说的却是几乎听不懂的阿拉伯语。
Behind the habitations, the sandstone cliffs rose abruptly to the north and west.
在居住区后面，北边和西边陡然高耸着砂岩悬崖。
Abruptly Liu halted his attack, and it seemed as if he had been beaten.
突然，刘伯承停止了进攻似乎是打了败仗的样子。
Banks have cut overdraft facilities and unused credit lines, withdrawn from lending syndicates and abruptly called in loans.
银行已削减了透支项目和未使用的信用额度，退出了贷款联合会和突然要求收回贷款。
Isabel rose so abruptly that she knocked down her chair
伊莎贝尔起得太急了，以致碰倒了她坐的椅子。
They laughed again, then fell silent abruptly.
他们又哈哈大笑，接着突然不作声了。