?一：appropriateness的意思是“適當(dāng)性”、“恰當(dāng)性”、“相稱性”。用法是作為名詞，表示某個事物或行為是否符合特定的標(biāo)準(zhǔn)或要求。

例句：

1. The appropriateness of her outfit for the formal event was questioned by the . (她穿的服裝是否適合這場正式活動，遭到了主持人的質(zhì)疑。)

2. The appropriateness of using this method in such a situation is questionable. (在這種情況下使用這種方法是否合適，值得懷疑。)

3. The teacher always emphasizes the importance of appropriateness in communication. (老師總是強調(diào)溝通中的恰當(dāng)性很重要。)

4. The appropriateness of his behavior towards his subordinates was praised by his boss. (他對下屬的行為是否得體，受到了老板的贊揚。)

5. She questioned the appropriateness of their decision to get married after only knowing each other for a month. (她質(zhì)疑兩人僅在認識一個月后就決定結(jié)婚的恰當(dāng)性。)

二：怎么讀（音標(biāo)）：[??pro?pri?e?tn?s]

三：用法：作為名詞，表示某個事物或行為是否符合特定的標(biāo)準(zhǔn)或要求。

四：例句1-5句且中英對照：

1. The appropriateness of her outfit for the formal event was questioned by the . (她穿的服裝是否適合這場正式活動，遭到了主持人的質(zhì)疑。)

2. The appropriateness of using this method in such a situation is questionable. (在這種情況下使用這種方法是否合適，值得懷疑。)

3. The teacher always emphasizes the importance of appropriateness in communication. (老師總是強調(diào)溝通中的恰當(dāng)性很重要。)

4. The appropriateness of his behavior towards his subordinates was praised by his boss. (他對下屬的行為是否得體，受到了老板的贊揚。)

5. She questioned the appropriateness of their decision to get married after only knowing each other for a month. (她質(zhì)疑兩人僅在認識一個月后就決定結(jié)婚的恰當(dāng)性。)

五：同義詞及用法：suitability（適合性）、fitness（合適）、rightness（正確性）等。

六：編輯總結(jié)：appropriateness是一個表示某個事物或行為是否符合特定標(biāo)準(zhǔn)或要求的名詞，常用于形容衣著、行為、決定等方面。其同義詞包括suitability、fitness、rightness等，可以根據(jù)具體語境選擇使用。在表達時需要注意搭配正確的介詞，如“the appropriateness of…for…”、“question the appropriateness of…”等。