unexceptionable

1. ADJ If you describe someone or something as unexceptionable, you mean that they are unlikely to be criticized or objected to, but are not new or exciting, and may have some hidden bad qualities. 無懈可擊的[正式]

The candidate was quite unexceptionable, a well-known travel writer and TV personality. 這個候選人無懈可擊—著名的旅行作家和電視名人。

The school's unexceptionable purpose is to involve parents more closely in the education of their children. 學校無可指摘的目的是讓家長更多的參與到孩子的教育中來。