out of bounds

US /aʊt əv baʊndz/
UK /aʊt əv baʊndz/
"out of bounds" picture
1.

出界, 禁區

beyond the permitted or designated area

:
The ball went out of bounds.
球出了。
That area is out of bounds to visitors.
那個區域對遊客來說是禁區
2.

越界, 不恰當

unacceptable or improper behavior

:
His comments were completely out of bounds.
他的評論完全越界了。
That kind of language is out of bounds in a professional setting.
那種語言在專業場合是不允許的