without provocation

基本解釋

The unarmed man was allegedly pulled from his home and shot to death without provocation.
據(jù)稱，這名徒手的平民被從家中拽出，無緣無故即被槍殺。
They sting or bite without provocation; they fly uninvited into our rooms on summer nights, or beat ageist our lighted windows.
它們無緣無故地又叮又咬；夏天的晚上，它們未經(jīng)邀請便飛到我們房間里，或者對著露出亮光的窗戶亂撲亂撞。
Among subjects who hadn't eaten the raisin, those who were told they'd been rejected by the group became aggressive, inflicting long and painful sonic blasts without provocation.
在沒有吃葡萄干的研究對象里，那些被告知被團體拒絕了的人在沒有受到刺激的情況下變得好斗，造成持續(xù)時間長而痛苦的快速爆發(fā)。

In 1976, North Korean soldiers viciously murdered American servicemen with axes without provocation.
CENTERFORSECURITYPOLICY: Center for Security Policy Must History Repeat Itself? Congress Should Not Invite North Korean Aggression