1、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。

(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。

2、run out

用完;耗尽

They have run out of ideas.

他们已经想不出任何办法了。

We're running out of time.

我们快没有时间了。

被用完;耗尽

Conditions are getting worse and supplies are running out.

情况越来越糟糕，贮备物资也快用完了。

Time is running out.

时间不多了。

(法律文件)到期，失效

When the lease ran out the family moved to Campigny.

租约到期后，这家人搬到了坎皮格尼。

the day my visa ran out.

我的签证的到期日