一、Decline的释义

1. 下降、减少

Decline的基本含义之一是表示数量、程度、价值等方面的下降或减少。例如:

- The population has been declining steadily over the past decade.(过去十年里,人口数量一直在下降。)

- The quality of education has declined significantly in recent years.(近年来,教育质量明显下降。)

2. 拒绝、谢绝

Decline的另一个常见含义是表示拒绝或谢绝。例如:

- He declined the invitation to the party.(他拒绝了参加派对的邀请。)

- The company declined to comment on the issue.(公司拒绝对此事进行评论。)

3. 衰退、衰落

Decline还可以表示衰退或衰落,通常用于描述经济、文化、政治等方面的衰退。例如:

- The Roman Empire went into decline after the death of Emperor Augustus.(在奥古斯都皇帝去世后,罗马帝国开始走向衰落。)

- The once-great city has been in decline for years.(这座曾经辉煌的城市已经衰退多年。)

二、Decline的用法

1. Decline作为动词

Decline作为动词使用时,可以直接接宾语,表示拒绝或谢绝。例如:

- I declined the offer.(我拒绝了那个提议。)

- She declined to answer the question.(她拒绝回答那个问题。)

2. Decline作为名词

Decline作为名词使用时,通常表示下降、衰退或拒绝等概念。例如:

- The country's economic decline has led to high unemployment.(国家的经济衰退导致了高失业率。)

- His decline started after the accident.(他的衰退始于那场事故。)

三、Decline的例句

1. The population of the city has been declining for several years due to high unemployment and low wages.(由于失业率高和工资低,这座城市的人口数量已经下降了好几年。)

2. He politely declined the invitation, citing a prior commitment.(他礼貌地拒绝了邀请,理由是已有其他约定。)

3. The company's profits have been in decline for the past three quarters.(这家公司的利润已经连续三个季度下降。)

4. The empire went into decline after a series of devastating wars.(在一系列毁灭性的战争之后,帝国开始走向衰落。)

四、Decline的同义词辨析

1. Refuse

Refuse与decline都有拒绝的意思,但refuse通常用于直接、强烈的拒绝,而decline则更委婉、礼貌。例如:

- He refused to cooperate.(他拒绝合作。)

- She declined to comment.(她拒绝发表评论。)

2. Decrease

Decrease和decline都可以表示数量、程度等方面的减少,但decrease通常用于具体的数量减少,而decline则更抽象,用于表示整体趋势的下降。例如:

- The price of oil has decreased by 10%.(油价下降了10%。)

- The quality of education has been in decline for years.(教育质量已经连续多年下降。)

3. Deteriorate

Deteriorate与decline都可以表示衰退或衰落,但deteriorate通常用于描述质量、状况等方面的恶化,而decline则更侧重于整体趋势的下降。例如:

- The health of the patient has deteriorated rapidly.(病人的健康状况迅速恶化。)

- The economy has been in decline for several years.(经济已经连续多年衰退。)