arbitrary ·adjective
Definition: not based on a system or principles and often seeming unfair Level: C2
公司管理层做了一个武断的决定，没有征求员工意见。
The company's management made an ___arbitrary decision without consulting the staff.
在故事中，杰克对其他男孩建立了绝对且专横的统治。
In the story, Jack establishes an absolute and ___arbitrary rule over the other boys.
批评者认为，新法律对个人自由施加了任意的限制。
Critics argue that the new law imposes ___arbitrary restrictions on personal freedom.