be apropos
表示‘恰当的’，直接用作表语。
His comment was apropos.
他的评论很恰当。
恰当的；贴切的；中肯的
附带的；偶然的；适当的；中肯的。；顺便的；附带的。；适当的；恰好的
appropriate to the situation; pertinent
适当的；中肯的。
Of an appropriate or pertinent nature.
顺便的；附带的。
By the way, incidental.
Her remarks on the economy were highly apropos given the recent downturn.
鉴于最近的经济衰退，她关于经济的评论非常恰当。
用法提示：形容词作表语，表示‘恰当的’
The professor considered the student's question apropos and paused to discuss it.
教授认为学生的问题很恰当，于是停下来讨论。
用法提示：形容词作宾语补足语，表示‘合适的’
An apropos example of the principle can be found in daily life.
这个原理的一个恰当例子可以在日常生活中找到。
用法提示：形容词作定语，修饰‘example’，表示‘恰当的’
表示‘恰当的’，直接用作表语。
His comment was apropos.
他的评论很恰当。
后接名词，表示‘与…相关’。
This remark is apropos to the topic.
这个评论与话题相关。
grammar · medium
易错句子The comment was apropos the topic.
正确表达The comment was apropos of the topic.
apropos 作为形容词时，常与介词 of 搭配使用表示“关于”，不可直接后接名词。应添加 of。
grammar · medium
易错句子The timing was a propos.
正确表达The timing was apropos.
apropos 是一个单词，不应分开写成 a propos。注意拼写。
appropriate 是通用词，强调与场合或要求相符；apropos 更正式，侧重切合时机或话题。
pertinent 指与当前事理直接相关；apropos 则更强调时间或场合的恰当性。
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