Since it's the activity of the Palace, I suggest you refer to its officials.

鉴于这是圆明园的活动，建议你就有关情况向该园询问。

youdao

Weekly attendance is now 80,000, which its officials say is the most in El Salvador.

目前每周参加礼拜仪式达八万人，教堂官员表示这间是萨尔瓦多全国最大的教堂。

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Its officials may prove too slow to use them, particularly if unemployment remains high.

美联储官员可能会证明经济增长疲软而没有必要使用这些工具，特别是如果失业一直处于高位的话。

youdao

Now its officials gave her a part in "All About Eve."

VOA: special.2009.12.06

Even though decentralized England expands its bureaucracy and collected taxes much more efficiently than across the channel in France, state-making involved more officials there.

即使是在分权的英国 官僚政府也日益扩大,他们比海峡对岸的法国有着更多苛捐杂税,现代国家的形成需要更多的官员

耶鲁公开课 - 欧洲文明课程节选

But six months ago, NATO set up a new command for training the police, and its officials say they are working to eradicate the culture of corruption and ill-discipline.

VOA: standard.2010.06.16

Also unlike Enron, its officials have been generally cooperative with congressional investigators investigating Enron's spectacular flameout.

FORBES: Arthur Andersen Offers Settlement

But its officials have reminded the public to continue taking basic precautions against the disease.

BBC: 'Dramatic drop' in flu in Wales say GPs

But many of its officials lack experience and have met resistance from the police.

ECONOMIST: Economics and the rule of law