interest何时用单数何时用复数？例子越新，越多越好！

Question

如题所述

Answer 1

当interest表示具体事情的时候，如：具体的爱好，具体的利益等，这个时候用复数
His two interests in life are music and paintings.
他生平两大爱好是音乐和绘画。
One should not look after one's own interests alone.
一个人不应当只顾自己的利益。
当interest表示抽象的事物时，如：抽象的兴趣，抽象的利润等，这个时候用单数
He lost interest in much of his research.
他对大部分研究工作失去了兴趣。

Answer 2

1. 兴趣;关注;爱好[C][U][(+in)]
I developed an interest in the machine.
我对这机器发生了兴趣。
I have lost my interest in chemistry.
我对化学已不感兴趣。
2. 趣味性[U][(+to)]
Local color added interest to the novel.
地方色彩增加了这部小说的吸引力。
3. 感兴趣的事物或人[C]
His two great interests in life are music and painting.
他生活中的两大兴趣是音乐和绘画。
4. 利益;利害;同业;同行[P1]
We work for our common interests.
我们为共同的利益而工作。
5. 利息[U]
I borrowed the money at 5% interest.
我以五分利息借了那笔钱。
6. 股份,股权[C][(+in)]
He has an interest in the company.
他在这家公司拥有股份。
7. 重要性;影响[U][(+with)]
Her interest with him is considerable.
她对他的影响相当大。
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