He chose a singularly inappropriate moment to make his request.

他选在一个极其不恰当的时刻提出要求。

《牛津词典》

It is inappropriate to draw such a parallel.

这种比拟是不恰当的。

《新英汉大辞典》

It's inappropriate to judge a person from his appearance.

根据一个人的外表来对他做出判断是不合适的。

youdao

This bill doesn't take sides. What it says is that it is inappropriate to have a federal rule that says state governments with their own money can't make these decisions or that individual investors can't press their companies to do it,"

VOA: standard.2009.04.28

This is wildly inappropriate, I think, in such a pious poem.

在这样一首严肃的诗中，这是很不合适的。

耶鲁公开课 - 弥尔顿课程节选

You could tell your colleague instead of asking him directly which might be a little inappropriate,

如果不想过于直接地问他，因为这可能有点不合适，你可以这样问你的同事，

I wonder if 课堂 - SpeakingMax英语口语达人

There may be a limited time period in which it is inappropriate for a habeas court to rule.

NPR: Supreme Court Hears Guantanamo Arguments

An aggressive Indonesian growth fund may complement perfectly the portfolio of a rich investor in mid-career, but be completely inappropriate for a small-time saver approaching retirement.

ECONOMIST: Mutual funds

Two separate applications to set up truck stops and a business park were rejected last year after councillors decided they were inappropriate for a rural area.

BBC: Flintshire A55 truck stop plans are rejected