1. 音标：

/dɪˈklaɪnd/

2. 词义：

Declined 是动词 "decline" 的过去式和过去分词形式，表示“拒绝、下降、衰退”或“婉拒”。

Decline (v.)：拒绝，下降，衰退。

3. 翻译：

Declined：拒绝；下降；衰退。

4. 读音：

音标：/dɪˈklaɪnd/

读音：/diˈklaind/

5. 用法：

Declined 作为动词的过去式，常用于表示拒绝、婉拒或某事物的衰退。

例如：“He declined the invitation”（他拒绝了邀请）或“The economy has declined over the past year”（经济在过去一年中下降了）。

Declined 也可以用来描述健康状况、能力、人数等的减少或衰退。

例如：“His health has declined significantly”（他的健康显著下降）。

6. 例句：

He declined the offer of help from his colleagues.

The company's sales have declined in the past quarter.

She declined to comment on the situation.

The number of students attending the school has declined.

He has declined in health since the accident.

I declined his invitation to the party.

The river's water level has declined due to the dry season.

Over the years, the town's population has declined.

The value of the stock has declined significantly.

The offer was declined by the board of directors.

7. 短语搭配：

Decline in：在某方面的下降。例如：decline in sales（销售下降）。

Decline of：某事物的衰退。例如：the decline of the Roman Empire（罗马帝国的衰退）。

Decline an invitation：婉拒邀请。

Decline to do something：拒绝做某事。例如：He declined to answer the question. (他拒绝回答问题)

希望这些能帮到你！