apropos

• 形容某事在特定情境下非常恰当、贴切或适时；也可表示“顺便一提”。

Describes something that is very appropriate to a particular situation.

1. Relevant or appropriateC1formal

   Of a suitable or pertinent nature; fitting the situation.

   恰当的

   • Her comment was quite apropos to the discussion.
   • The speaker's anecdote was apropos and well-received.
   • His advice was particularly apropos given the circumstances.

   同义词applicableappositeappropriateaptfittinggermanepertinentrelevantsuitable

   反义词inappropriateinaptirrelevantunsuitable

2. Timely or opportuneC1formal

   Happening at a favorable or suitable moment.

   适时的

   • The arrival of the funds was apropos, just before the deadline.
   • Her suggestion came at an apropos moment during the meeting.
   • The rain stopped apropos for the outdoor ceremony.

   同义词appropriateaptopportuneseasonabletimelywell timed

   反义词inappropriateinopportuneunsuitableuntimely

3. Introducing a new topicC2formal

   Used to introduce a different subject or to indicate that something is relevant to the current conversation.

   说到这个

   • Apropos of nothing, he mentioned his vacation plans.
   • Apropos your earlier question, I have found the answer.
   • Apropos the budget, we need to discuss the new expenses.

   同义词by the wayconcerningincidentally

• 副词，表示“关于”、“至于”，常用于引出相关话题或评论；也可表示“顺便一提”或“恰当地”、“适时地”。

An adverb meaning 'with reference to' or 'concerning,' often used to introduce a relevant topic or comment. It can also mean 'appropriately' or 'opportunely' in context.

1. Relevantly or pertinentlyC1formal

   In a way that is appropriate or relevant to the current situation or subject.

   恰当地

   • His comment was apropos to the discussion about climate change.
   • She spoke apropos, addressing the main concerns of the audience.
   • The example he gave was particularly apropos to the argument.

   同义词appropriatelyaptlyfittinglypertinentlyrelevantlysuitably

   反义词impertinentlyinappropriatelyirrelevantly

2. At an opportune momentC1formal

   Happening at a suitable or timely moment.

   恰逢其时

   • The rain stopped apropos, just as we were about to leave.
   • Her arrival was apropos, as we needed her expertise immediately.
   • The funding came apropos, saving the project from cancellation.

   同义词convenientlyopportunelyseasonablytimely

   反义词inopportunelyunseasonablyuntimely

3. Introducing a new topicC2formal

   Used to introduce a different or related topic; by the way.

   顺便说一下

   • Apropos, have you heard about the new policy changes?
   • Apropos of nothing, she mentioned her vacation plans.
   • Apropos, I think we should discuss the budget next.

   同义词by the wayincidentally

   反义词inappropriatelyirrelevantly

• 源自法语的介词，用于正式和学术语境，表示与前述话题、人物或事物的关联、指涉或恰切性——意为「关于」「就……而言」或「与……有关」；常以「apropos of」的形式使用。

A preposition borrowed from French, used in formal and academic contexts to indicate a connection, reference, or relevance to a previously mentioned topic, person, or thing — meaning 'with regard to', 'concerning', or 'in connection with'; often appears as 'apropos of'.

1. With regard to; concerning (reference to a topic)C2formalbusiness

   Used to introduce a remark, question, or statement that is connected to or relevant to something just mentioned; predominantly found in formal, academic, diplomatic, or literary discourse.

   关于，就……而言

   • Apropos what you said yesterday, I think you made the right decision.
   • Apropos the proposed changes, I think more information is needed.
   • I had an email from Sally yesterday — apropos of which, did you send her that article?

2. In connection with; related to (thematic relevance)C2formalpolitical

   Indicates that something is thematically linked, pertinent, or appropriate to a subject under discussion; formal usage, sometimes appearing in the fixed phrase 'apropos of'.

   关于，就……而言

   • Apropos of nothing, have you heard the latest news?
   • He made a comment apropos the new regulations.
   • Research findings apropos climate policy were presented at the conference.