The adequacy of the security arrangements has been questioned.

有人质疑安全措施是否充分。

《牛津词典》

Regardless, America is making other security arrangements.

不管怎样，美国仍继续做出其它的安全部署。

youdao

There are no indications that standard security arrangements were at fault.

没有迹象表明例行的保安措施存在问题。 。

youdao

The U.S.officials also say they understand that the new government in Tokyo wants to review the recent changes to U.S.-Japanese security arrangements.

VOA: standard.2009.10.18

Tight security arrangements have been made with barricades set up in different parts of the city.

BBC: NEWS | South Asia | Indian holy city goes to polls

They were not allowed to enter the base due to security arrangements and became increasingly agitated.

BBC: England

America has long considered Indonesia an important pillar of its security arrangements in South-East Asia.

ECONOMIST: Asian security