我们被邀请参加了展览的官方开幕式。

We were invited to the official opening of the exhibit.

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We were invited to the official opening of the exhibit.

official 是形容词,意思是"官方的、正式的",指由权威机构或组织认可的。 opening 是名词,来自动词 open(打开),在这里指"开幕式、开业典礼"。 official opening 指的是"官方正式举办的开幕式",通常由主办方或相关权威机构主持。

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