1、dwindle

(数量上)减少,缩小

The factory's workforce has dwindled from over 4,000 to a few hundred.

工厂雇员总数已经从 4,000 多人减少到几百人。

Exports are dwindling and the trade deficit is swelling.

出口在缩减，贸易赤字在增长。

2、discover

发现(以前不知道的事实)

She discovered that they'd escaped.

她发现他们已经逃跑了。

I discovered I was pregnant.

我发现自己怀孕了。

(偶然)发现;找到(一直在寻找的某人或某物)

A few days later his badly beaten body was discovered on a roadside outside the city.

几天后，他的尸体在城外的路边被发现，身上有被严重殴打过的痕迹。

(第一个)发现

the first European to discover America.

第一个发现美洲大陆的欧洲人

In the 19th century, gold was discovered in California.

19 世纪时，在加利福尼亚发现了金子。

初次接触(某活动并乐在其中)

I wish I'd discovered photography when I was younger.

我要是早点接触到摄影技术就好了。

Discover the delights and luxury of a private yacht.

体验私人游艇的乐趣和奢华。

3、resource

资源;物力;财力

Some families don't have the resources to feed themselves properly.

有些家庭无力维持生活。

There's a great shortage of resource materials in many schools.

很多学校物资都十分短缺。

(国家的)资源，财富

resources like coal, tungsten, oil and copper.

煤、钨、石油和铜之类的资源

Today we are overpopulated, straining the earth's resources.

现在我们人口过多，致使地球资源使用过度。